680117520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{239}}^1$

素因数の和:493

約数の個数: 160

約数和(自身を含む): 2159861760

約数和(自身を除く): 1479744240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 167, 213, 239, 240, 284, 334, 355, 426, 478, 501, 568, 668, 710, 717, 835, 852, 956, 1002, 1065, 1136, 1195, 1336, 1420, 1434, 1670, 1704, 1912, 2004, 2130, 2390, 2505, 2672, 2840, 2868, 3340, 3408, 3585, 3824, 4008, 4260, 4780, 5010, 5680, 5736, 6680, 7170, 8016, 8520, 9560, 10020, 11472, 11857, 13360, 14340, 16969, 17040, 19120, 20040, 23714, 28680, 33938, 35571, 39913, 40080, 47428, 50907, 57360, 59285, 67876, 71142, 79826, 84845, 94856, 101814, 118570, 119739, 135752, 142284, 159652, 169690, 177855, 189712, 199565, 203628, 237140, 239478, 254535, 271504, 284568, 319304, 339380, 355710, 399130, 407256, 474280, 478956, 509070, 569136, 598695, 638608, 678760, 711420, 798260, 814512, 948560, 957912, 1018140, 1197390, 1357520, 1422840, 1596520, 1915824, 2036280, 2394780, 2833823, 2845680, 3193040, 4072560, 4789560, 5667646, 8501469, 9579120, 11335292, 14169115, 17002938, 22670584, 28338230, 34005876, 42507345, 45341168, 56676460, 68011752, 85014690, 113352920, 136023504, 170029380, 226705840, 340058760, 680117520]

約数ペア:

[(1, 680117520), (2, 340058760), (3, 226705840), (4, 170029380), (5, 136023504), (6, 113352920), (8, 85014690), (10, 68011752), (12, 56676460), (15, 45341168), (16, 42507345), (20, 34005876), (24, 28338230), (30, 22670584), (40, 17002938), (48, 14169115), (60, 11335292), (71, 9579120), (80, 8501469), (120, 5667646), (142, 4789560), (167, 4072560), (213, 3193040), (239, 2845680), (240, 2833823), (284, 2394780), (334, 2036280), (355, 1915824), (426, 1596520), (478, 1422840), (501, 1357520), (568, 1197390), (668, 1018140), (710, 957912), (717, 948560), (835, 814512), (852, 798260), (956, 711420), (1002, 678760), (1065, 638608), (1136, 598695), (1195, 569136), (1336, 509070), (1420, 478956), (1434, 474280), (1670, 407256), (1704, 399130), (1912, 355710), (2004, 339380), (2130, 319304), (2390, 284568), (2505, 271504), (2672, 254535), (2840, 239478), (2868, 237140), (3340, 203628), (3408, 199565), (3585, 189712), (3824, 177855), (4008, 169690), (4260, 159652), (4780, 142284), (5010, 135752), (5680, 119739), (5736, 118570), (6680, 101814), (7170, 94856), (8016, 84845), (8520, 79826), (9560, 71142), (10020, 67876), (11472, 59285), (11857, 57360), (13360, 50907), (14340, 47428), (16969, 40080), (17040, 39913), (19120, 35571), (20040, 33938), (23714, 28680)]