398211120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:385

約数の個数: 320

約数和(自身を含む): 1495142400

約数和(自身を除く): 1096931280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 31, 36, 38, 40, 45, 48, 54, 57, 60, 62, 72, 76, 80, 90, 93, 95, 108, 114, 120, 124, 135, 144, 152, 155, 171, 180, 186, 190, 216, 228, 240, 248, 270, 279, 285, 304, 310, 313, 342, 360, 372, 380, 432, 456, 465, 496, 513, 540, 558, 570, 589, 620, 626, 684, 720, 744, 760, 837, 855, 912, 930, 939, 1026, 1080, 1116, 1140, 1178, 1240, 1252, 1368, 1395, 1488, 1520, 1565, 1674, 1710, 1767, 1860, 1878, 2052, 2160, 2232, 2280, 2356, 2480, 2504, 2565, 2736, 2790, 2817, 2945, 3130, 3348, 3420, 3534, 3720, 3756, 4104, 4185, 4464, 4560, 4695, 4712, 5008, 5130, 5301, 5580, 5634, 5890, 5947, 6260, 6696, 6840, 7068, 7440, 7512, 8208, 8370, 8451, 8835, 9390, 9424, 9703, 10260, 10602, 11160, 11268, 11780, 11894, 12520, 13392, 13680, 14085, 14136, 15024, 15903, 16740, 16902, 17670, 17841, 18780, 19406, 20520, 21204, 22320, 22536, 23560, 23788, 25040, 26505, 28170, 28272, 29109, 29735, 31806, 33480, 33804, 35340, 35682, 37560, 38812, 41040, 42255, 42408, 45072, 47120, 47576, 48515, 53010, 53523, 56340, 58218, 59470, 63612, 66960, 67608, 70680, 71364, 75120, 77624, 79515, 84510, 84816, 87327, 89205, 95152, 97030, 106020, 107046, 112680, 116436, 118940, 127224, 135216, 141360, 142728, 145545, 155248, 159030, 160569, 169020, 174654, 178410, 184357, 194060, 212040, 214092, 225360, 232872, 237880, 254448, 261981, 267615, 285456, 291090, 318060, 321138, 338040, 349308, 356820, 368714, 388120, 424080, 428184, 436635, 465744, 475760, 523962, 535230, 553071, 582180, 636120, 642276, 676080, 698616, 713640, 737428, 776240, 802845, 856368, 873270, 921785, 1047924, 1070460, 1106142, 1164360, 1272240, 1284552, 1309905, 1397232, 1427280, 1474856, 1605690, 1659213, 1746540, 1843570, 2095848, 2140920, 2212284, 2328720, 2569104, 2619810, 2765355, 2949712, 3211380, 3318426, 3493080, 3687140, 4191696, 4281840, 4424568, 4977639, 5239620, 5530710, 6422760, 6636852, 6986160, 7374280, 8296065, 8849136, 9955278, 10479240, 11061420, 12845520, 13273704, 14748560, 16592130, 19910556, 20958480, 22122840, 24888195, 26547408, 33184260, 39821112, 44245680, 49776390, 66368520, 79642224, 99552780, 132737040, 199105560, 398211120]

約数ペア:

[(1, 398211120), (2, 199105560), (3, 132737040), (4, 99552780), (5, 79642224), (6, 66368520), (8, 49776390), (9, 44245680), (10, 39821112), (12, 33184260), (15, 26547408), (16, 24888195), (18, 22122840), (19, 20958480), (20, 19910556), (24, 16592130), (27, 14748560), (30, 13273704), (31, 12845520), (36, 11061420), (38, 10479240), (40, 9955278), (45, 8849136), (48, 8296065), (54, 7374280), (57, 6986160), (60, 6636852), (62, 6422760), (72, 5530710), (76, 5239620), (80, 4977639), (90, 4424568), (93, 4281840), (95, 4191696), (108, 3687140), (114, 3493080), (120, 3318426), (124, 3211380), (135, 2949712), (144, 2765355), (152, 2619810), (155, 2569104), (171, 2328720), (180, 2212284), (186, 2140920), (190, 2095848), (216, 1843570), (228, 1746540), (240, 1659213), (248, 1605690), (270, 1474856), (279, 1427280), (285, 1397232), (304, 1309905), (310, 1284552), (313, 1272240), (342, 1164360), (360, 1106142), (372, 1070460), (380, 1047924), (432, 921785), (456, 873270), (465, 856368), (496, 802845), (513, 776240), (540, 737428), (558, 713640), (570, 698616), (589, 676080), (620, 642276), (626, 636120), (684, 582180), (720, 553071), (744, 535230), (760, 523962), (837, 475760), (855, 465744), (912, 436635), (930, 428184), (939, 424080), (1026, 388120), (1080, 368714), (1116, 356820), (1140, 349308), (1178, 338040), (1240, 321138), (1252, 318060), (1368, 291090), (1395, 285456), (1488, 267615), (1520, 261981), (1565, 254448), (1674, 237880), (1710, 232872), (1767, 225360), (1860, 214092), (1878, 212040), (2052, 194060), (2160, 184357), (2232, 178410), (2280, 174654), (2356, 169020), (2480, 160569), (2504, 159030), (2565, 155248), (2736, 145545), (2790, 142728), (2817, 141360), (2945, 135216), (3130, 127224), (3348, 118940), (3420, 116436), (3534, 112680), (3720, 107046), (3756, 106020), (4104, 97030), (4185, 95152), (4464, 89205), (4560, 87327), (4695, 84816), (4712, 84510), (5008, 79515), (5130, 77624), (5301, 75120), (5580, 71364), (5634, 70680), (5890, 67608), (5947, 66960), (6260, 63612), (6696, 59470), (6840, 58218), (7068, 56340), (7440, 53523), (7512, 53010), (8208, 48515), (8370, 47576), (8451, 47120), (8835, 45072), (9390, 42408), (9424, 42255), (9703, 41040), (10260, 38812), (10602, 37560), (11160, 35682), (11268, 35340), (11780, 33804), (11894, 33480), (12520, 31806), (13392, 29735), (13680, 29109), (14085, 28272), (14136, 28170), (15024, 26505), (15903, 25040), (16740, 23788), (16902, 23560), (17670, 22536), (17841, 22320), (18780, 21204), (19406, 20520)]