399059280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{941}}^1$

素因数の和:1010

約数の個数: 240

約数和(自身を含む): 1457763840

約数和(自身を除く): 1058704560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 48, 57, 60, 62, 72, 76, 80, 90, 93, 95, 114, 120, 124, 144, 152, 155, 171, 180, 186, 190, 228, 240, 248, 279, 285, 304, 310, 342, 360, 372, 380, 456, 465, 496, 558, 570, 589, 620, 684, 720, 744, 760, 855, 912, 930, 941, 1116, 1140, 1178, 1240, 1368, 1395, 1488, 1520, 1710, 1767, 1860, 1882, 2232, 2280, 2356, 2480, 2736, 2790, 2823, 2945, 3420, 3534, 3720, 3764, 4464, 4560, 4705, 4712, 5301, 5580, 5646, 5890, 6840, 7068, 7440, 7528, 8469, 8835, 9410, 9424, 10602, 11160, 11292, 11780, 13680, 14115, 14136, 15056, 16938, 17670, 17879, 18820, 21204, 22320, 22584, 23560, 26505, 28230, 28272, 29171, 33876, 35340, 35758, 37640, 42345, 42408, 45168, 47120, 53010, 53637, 56460, 58342, 67752, 70680, 71516, 75280, 84690, 84816, 87513, 89395, 106020, 107274, 112920, 116684, 135504, 141360, 143032, 145855, 160911, 169380, 175026, 178790, 212040, 214548, 225840, 233368, 262539, 268185, 286064, 291710, 321822, 338760, 350052, 357580, 424080, 429096, 437565, 466736, 525078, 536370, 554249, 583420, 643644, 677520, 700104, 715160, 804555, 858192, 875130, 1050156, 1072740, 1108498, 1166840, 1287288, 1312695, 1400208, 1430320, 1609110, 1662747, 1750260, 2100312, 2145480, 2216996, 2333680, 2574576, 2625390, 2771245, 3218220, 3325494, 3500520, 4200624, 4290960, 4433992, 4988241, 5250780, 5542490, 6436440, 6650988, 7001040, 8313735, 8867984, 9976482, 10501560, 11084980, 12872880, 13301976, 16627470, 19952964, 21003120, 22169960, 24941205, 26603952, 33254940, 39905928, 44339920, 49882410, 66509880, 79811856, 99764820, 133019760, 199529640, 399059280]

約数ペア:

[(1, 399059280), (2, 199529640), (3, 133019760), (4, 99764820), (5, 79811856), (6, 66509880), (8, 49882410), (9, 44339920), (10, 39905928), (12, 33254940), (15, 26603952), (16, 24941205), (18, 22169960), (19, 21003120), (20, 19952964), (24, 16627470), (30, 13301976), (31, 12872880), (36, 11084980), (38, 10501560), (40, 9976482), (45, 8867984), (48, 8313735), (57, 7001040), (60, 6650988), (62, 6436440), (72, 5542490), (76, 5250780), (80, 4988241), (90, 4433992), (93, 4290960), (95, 4200624), (114, 3500520), (120, 3325494), (124, 3218220), (144, 2771245), (152, 2625390), (155, 2574576), (171, 2333680), (180, 2216996), (186, 2145480), (190, 2100312), (228, 1750260), (240, 1662747), (248, 1609110), (279, 1430320), (285, 1400208), (304, 1312695), (310, 1287288), (342, 1166840), (360, 1108498), (372, 1072740), (380, 1050156), (456, 875130), (465, 858192), (496, 804555), (558, 715160), (570, 700104), (589, 677520), (620, 643644), (684, 583420), (720, 554249), (744, 536370), (760, 525078), (855, 466736), (912, 437565), (930, 429096), (941, 424080), (1116, 357580), (1140, 350052), (1178, 338760), (1240, 321822), (1368, 291710), (1395, 286064), (1488, 268185), (1520, 262539), (1710, 233368), (1767, 225840), (1860, 214548), (1882, 212040), (2232, 178790), (2280, 175026), (2356, 169380), (2480, 160911), (2736, 145855), (2790, 143032), (2823, 141360), (2945, 135504), (3420, 116684), (3534, 112920), (3720, 107274), (3764, 106020), (4464, 89395), (4560, 87513), (4705, 84816), (4712, 84690), (5301, 75280), (5580, 71516), (5646, 70680), (5890, 67752), (6840, 58342), (7068, 56460), (7440, 53637), (7528, 53010), (8469, 47120), (8835, 45168), (9410, 42408), (9424, 42345), (10602, 37640), (11160, 35758), (11292, 35340), (11780, 33876), (13680, 29171), (14115, 28272), (14136, 28230), (15056, 26505), (16938, 23560), (17670, 22584), (17879, 22320), (18820, 21204)]