6481280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:92

約数の個数: 128

約数和(自身を含む): 17992800

約数和(自身を除く): 11511520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 41, 52, 64, 65, 76, 80, 82, 95, 104, 128, 130, 152, 160, 164, 190, 205, 208, 247, 260, 304, 320, 328, 380, 410, 416, 494, 520, 533, 608, 640, 656, 760, 779, 820, 832, 988, 1040, 1066, 1216, 1235, 1312, 1520, 1558, 1640, 1664, 1976, 2080, 2132, 2432, 2470, 2624, 2665, 3040, 3116, 3280, 3895, 3952, 4160, 4264, 4940, 5248, 5330, 6080, 6232, 6560, 7790, 7904, 8320, 8528, 9880, 10127, 10660, 12160, 12464, 13120, 15580, 15808, 17056, 19760, 20254, 21320, 24928, 26240, 31160, 31616, 34112, 39520, 40508, 42640, 49856, 50635, 62320, 68224, 79040, 81016, 85280, 99712, 101270, 124640, 158080, 162032, 170560, 202540, 249280, 324064, 341120, 405080, 498560, 648128, 810160, 1296256, 1620320, 3240640, 6481280]

約数ペア:

[(1, 6481280), (2, 3240640), (4, 1620320), (5, 1296256), (8, 810160), (10, 648128), (13, 498560), (16, 405080), (19, 341120), (20, 324064), (26, 249280), (32, 202540), (38, 170560), (40, 162032), (41, 158080), (52, 124640), (64, 101270), (65, 99712), (76, 85280), (80, 81016), (82, 79040), (95, 68224), (104, 62320), (128, 50635), (130, 49856), (152, 42640), (160, 40508), (164, 39520), (190, 34112), (205, 31616), (208, 31160), (247, 26240), (260, 24928), (304, 21320), (320, 20254), (328, 19760), (380, 17056), (410, 15808), (416, 15580), (494, 13120), (520, 12464), (533, 12160), (608, 10660), (640, 10127), (656, 9880), (760, 8528), (779, 8320), (820, 7904), (832, 7790), (988, 6560), (1040, 6232), (1066, 6080), (1216, 5330), (1235, 5248), (1312, 4940), (1520, 4264), (1558, 4160), (1640, 3952), (1664, 3895), (1976, 3280), (2080, 3116), (2132, 3040), (2432, 2665), (2470, 2624)]