1991479680

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:662

約数の個数: 384

約数和(自身を含む): 7485004800

約数和(自身を除く): 5493525120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 32, 36, 38, 40, 45, 48, 57, 60, 62, 64, 72, 76, 80, 90, 93, 95, 96, 114, 120, 124, 128, 144, 152, 155, 160, 171, 180, 186, 190, 192, 228, 240, 248, 279, 285, 288, 304, 310, 320, 342, 360, 372, 380, 384, 456, 465, 480, 496, 558, 570, 576, 587, 589, 608, 620, 640, 684, 720, 744, 760, 855, 912, 930, 960, 992, 1116, 1140, 1152, 1174, 1178, 1216, 1240, 1368, 1395, 1440, 1488, 1520, 1710, 1761, 1767, 1824, 1860, 1920, 1984, 2232, 2280, 2348, 2356, 2432, 2480, 2736, 2790, 2880, 2935, 2945, 2976, 3040, 3420, 3522, 3534, 3648, 3720, 3968, 4464, 4560, 4696, 4712, 4960, 5283, 5301, 5472, 5580, 5760, 5870, 5890, 5952, 6080, 6840, 7044, 7068, 7296, 7440, 8805, 8835, 8928, 9120, 9392, 9424, 9920, 10566, 10602, 10944, 11153, 11160, 11740, 11780, 11904, 12160, 13680, 14088, 14136, 14880, 17610, 17670, 17856, 18197, 18240, 18784, 18848, 19840, 21132, 21204, 21888, 22306, 22320, 23480, 23560, 26415, 26505, 27360, 28176, 28272, 29760, 33459, 35220, 35340, 35712, 36394, 36480, 37568, 37696, 42264, 42408, 44612, 44640, 46960, 47120, 52830, 53010, 54591, 54720, 55765, 56352, 56544, 59520, 66918, 70440, 70680, 72788, 75136, 75392, 84528, 84816, 89224, 89280, 90985, 93920, 94240, 100377, 105660, 106020, 109182, 109440, 111530, 112704, 113088, 133836, 140880, 141360, 145576, 163773, 167295, 169056, 169632, 178448, 178560, 181970, 187840, 188480, 200754, 211320, 212040, 218364, 223060, 225408, 226176, 267672, 272955, 281760, 282720, 291152, 327546, 334590, 338112, 339264, 345743, 356896, 363940, 375680, 376960, 401508, 422640, 424080, 436728, 446120, 501885, 535344, 545910, 563520, 565440, 582304, 655092, 669180, 676224, 678528, 691486, 713792, 727880, 803016, 818865, 845280, 848160, 873456, 892240, 1003770, 1037229, 1070688, 1091820, 1127040, 1130880, 1164608, 1310184, 1338360, 1382972, 1427584, 1455760, 1606032, 1637730, 1690560, 1696320, 1728715, 1746912, 1784480, 2007540, 2074458, 2141376, 2183640, 2329216, 2620368, 2676720, 2765944, 2911520, 3111687, 3212064, 3275460, 3381120, 3392640, 3457430, 3493824, 3568960, 4015080, 4148916, 4282752, 4367280, 5186145, 5240736, 5353440, 5531888, 5823040, 6223374, 6424128, 6550920, 6914860, 6987648, 7137920, 8030160, 8297832, 8734560, 10372290, 10481472, 10706880, 11063776, 11646080, 12446748, 12848256, 13101840, 13829720, 15558435, 16060320, 16595664, 17469120, 20744580, 20962944, 21413760, 22127552, 24893496, 26203680, 27659440, 31116870, 32120640, 33191328, 34938240, 41489160, 44255104, 49786992, 52407360, 55318880, 62233740, 64241280, 66382656, 82978320, 99573984, 104814720, 110637760, 124467480, 132765312, 165956640, 199147968, 221275520, 248934960, 331913280, 398295936, 497869920, 663826560, 995739840, 1991479680]

約数ペア:

[(1, 1991479680), (2, 995739840), (3, 663826560), (4, 497869920), (5, 398295936), (6, 331913280), (8, 248934960), (9, 221275520), (10, 199147968), (12, 165956640), (15, 132765312), (16, 124467480), (18, 110637760), (19, 104814720), (20, 99573984), (24, 82978320), (30, 66382656), (31, 64241280), (32, 62233740), (36, 55318880), (38, 52407360), (40, 49786992), (45, 44255104), (48, 41489160), (57, 34938240), (60, 33191328), (62, 32120640), (64, 31116870), (72, 27659440), (76, 26203680), (80, 24893496), (90, 22127552), (93, 21413760), (95, 20962944), (96, 20744580), (114, 17469120), (120, 16595664), (124, 16060320), (128, 15558435), (144, 13829720), (152, 13101840), (155, 12848256), (160, 12446748), (171, 11646080), (180, 11063776), (186, 10706880), (190, 10481472), (192, 10372290), (228, 8734560), (240, 8297832), (248, 8030160), (279, 7137920), (285, 6987648), (288, 6914860), (304, 6550920), (310, 6424128), (320, 6223374), (342, 5823040), (360, 5531888), (372, 5353440), (380, 5240736), (384, 5186145), (456, 4367280), (465, 4282752), (480, 4148916), (496, 4015080), (558, 3568960), (570, 3493824), (576, 3457430), (587, 3392640), (589, 3381120), (608, 3275460), (620, 3212064), (640, 3111687), (684, 2911520), (720, 2765944), (744, 2676720), (760, 2620368), (855, 2329216), (912, 2183640), (930, 2141376), (960, 2074458), (992, 2007540), (1116, 1784480), (1140, 1746912), (1152, 1728715), (1174, 1696320), (1178, 1690560), (1216, 1637730), (1240, 1606032), (1368, 1455760), (1395, 1427584), (1440, 1382972), (1488, 1338360), (1520, 1310184), (1710, 1164608), (1761, 1130880), (1767, 1127040), (1824, 1091820), (1860, 1070688), (1920, 1037229), (1984, 1003770), (2232, 892240), (2280, 873456), (2348, 848160), (2356, 845280), (2432, 818865), (2480, 803016), (2736, 727880), (2790, 713792), (2880, 691486), (2935, 678528), (2945, 676224), (2976, 669180), (3040, 655092), (3420, 582304), (3522, 565440), (3534, 563520), (3648, 545910), (3720, 535344), (3968, 501885), (4464, 446120), (4560, 436728), (4696, 424080), (4712, 422640), (4960, 401508), (5283, 376960), (5301, 375680), (5472, 363940), (5580, 356896), (5760, 345743), (5870, 339264), (5890, 338112), (5952, 334590), (6080, 327546), (6840, 291152), (7044, 282720), (7068, 281760), (7296, 272955), (7440, 267672), (8805, 226176), (8835, 225408), (8928, 223060), (9120, 218364), (9392, 212040), (9424, 211320), (9920, 200754), (10566, 188480), (10602, 187840), (10944, 181970), (11153, 178560), (11160, 178448), (11740, 169632), (11780, 169056), (11904, 167295), (12160, 163773), (13680, 145576), (14088, 141360), (14136, 140880), (14880, 133836), (17610, 113088), (17670, 112704), (17856, 111530), (18197, 109440), (18240, 109182), (18784, 106020), (18848, 105660), (19840, 100377), (21132, 94240), (21204, 93920), (21888, 90985), (22306, 89280), (22320, 89224), (23480, 84816), (23560, 84528), (26415, 75392), (26505, 75136), (27360, 72788), (28176, 70680), (28272, 70440), (29760, 66918), (33459, 59520), (35220, 56544), (35340, 56352), (35712, 55765), (36394, 54720), (36480, 54591), (37568, 53010), (37696, 52830), (42264, 47120), (42408, 46960), (44612, 44640)]