64371840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2579}}^1$

素因数の和:2614

約数の個数: 128

約数和(自身を含む): 221054400

約数和(自身を除く): 156682560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 2579, 3120, 4160, 4992, 5158, 6240, 7737, 8320, 10316, 12480, 12895, 15474, 20632, 24960, 25790, 30948, 33527, 38685, 41264, 51580, 61896, 67054, 77370, 82528, 100581, 103160, 123792, 134108, 154740, 165056, 167635, 201162, 206320, 247584, 268216, 309480, 330112, 335270, 402324, 412640, 495168, 502905, 536432, 618960, 670540, 804648, 825280, 990336, 1005810, 1072864, 1237920, 1341080, 1609296, 1650560, 2011620, 2145728, 2475840, 2682160, 3218592, 4023240, 4291456, 4951680, 5364320, 6437184, 8046480, 10728640, 12874368, 16092960, 21457280, 32185920, 64371840]

約数ペア:

[(1, 64371840), (2, 32185920), (3, 21457280), (4, 16092960), (5, 12874368), (6, 10728640), (8, 8046480), (10, 6437184), (12, 5364320), (13, 4951680), (15, 4291456), (16, 4023240), (20, 3218592), (24, 2682160), (26, 2475840), (30, 2145728), (32, 2011620), (39, 1650560), (40, 1609296), (48, 1341080), (52, 1237920), (60, 1072864), (64, 1005810), (65, 990336), (78, 825280), (80, 804648), (96, 670540), (104, 618960), (120, 536432), (128, 502905), (130, 495168), (156, 412640), (160, 402324), (192, 335270), (195, 330112), (208, 309480), (240, 268216), (260, 247584), (312, 206320), (320, 201162), (384, 167635), (390, 165056), (416, 154740), (480, 134108), (520, 123792), (624, 103160), (640, 100581), (780, 82528), (832, 77370), (960, 67054), (1040, 61896), (1248, 51580), (1560, 41264), (1664, 38685), (1920, 33527), (2080, 30948), (2496, 25790), (2579, 24960), (3120, 20632), (4160, 15474), (4992, 12895), (5158, 12480), (6240, 10316), (7737, 8320)]