1490624640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{86263}}^1$

素因数の和:86291

約数の個数: 128

約数和(自身を含む): 5279356800

約数和(自身を除く): 3788732160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 17280, 86263, 172526, 258789, 345052, 431315, 517578, 690104, 776367, 862630, 1035156, 1293945, 1380208, 1552734, 1725260, 2070312, 2329101, 2587890, 2760416, 3105468, 3450520, 3881835, 4140624, 4658202, 5175780, 5520832, 6210936, 6901040, 7763670, 8281248, 9316404, 10351560, 11041664, 11645505, 12421872, 13802080, 15527340, 16562496, 18632808, 20703120, 23291010, 24843744, 27604160, 31054680, 33124992, 37265616, 41406240, 46582020, 49687488, 55208320, 62109360, 74531232, 82812480, 93164040, 99374976, 124218720, 149062464, 165624960, 186328080, 248437440, 298124928, 372656160, 496874880, 745312320, 1490624640]

約数ペア:

[(1, 1490624640), (2, 745312320), (3, 496874880), (4, 372656160), (5, 298124928), (6, 248437440), (8, 186328080), (9, 165624960), (10, 149062464), (12, 124218720), (15, 99374976), (16, 93164040), (18, 82812480), (20, 74531232), (24, 62109360), (27, 55208320), (30, 49687488), (32, 46582020), (36, 41406240), (40, 37265616), (45, 33124992), (48, 31054680), (54, 27604160), (60, 24843744), (64, 23291010), (72, 20703120), (80, 18632808), (90, 16562496), (96, 15527340), (108, 13802080), (120, 12421872), (128, 11645505), (135, 11041664), (144, 10351560), (160, 9316404), (180, 8281248), (192, 7763670), (216, 6901040), (240, 6210936), (270, 5520832), (288, 5175780), (320, 4658202), (360, 4140624), (384, 3881835), (432, 3450520), (480, 3105468), (540, 2760416), (576, 2587890), (640, 2329101), (720, 2070312), (864, 1725260), (960, 1552734), (1080, 1380208), (1152, 1293945), (1440, 1035156), (1728, 862630), (1920, 776367), (2160, 690104), (2880, 517578), (3456, 431315), (4320, 345052), (5760, 258789), (8640, 172526), (17280, 86263)]