142377720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{983}}^1$

素因数の和:1085

約数の個数: 128

約数和(自身を含む): 459095040

約数和(自身を除く): 316717320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 71, 85, 102, 120, 136, 142, 170, 204, 213, 255, 284, 340, 355, 408, 426, 510, 568, 680, 710, 852, 983, 1020, 1065, 1207, 1420, 1704, 1966, 2040, 2130, 2414, 2840, 2949, 3621, 3932, 4260, 4828, 4915, 5898, 6035, 7242, 7864, 8520, 9656, 9830, 11796, 12070, 14484, 14745, 16711, 18105, 19660, 23592, 24140, 28968, 29490, 33422, 36210, 39320, 48280, 50133, 58980, 66844, 69793, 72420, 83555, 100266, 117960, 133688, 139586, 144840, 167110, 200532, 209379, 250665, 279172, 334220, 348965, 401064, 418758, 501330, 558344, 668440, 697930, 837516, 1002660, 1046895, 1186481, 1395860, 1675032, 2005320, 2093790, 2372962, 2791720, 3559443, 4187580, 4745924, 5932405, 7118886, 8375160, 9491848, 11864810, 14237772, 17797215, 23729620, 28475544, 35594430, 47459240, 71188860, 142377720]

約数ペア:

[(1, 142377720), (2, 71188860), (3, 47459240), (4, 35594430), (5, 28475544), (6, 23729620), (8, 17797215), (10, 14237772), (12, 11864810), (15, 9491848), (17, 8375160), (20, 7118886), (24, 5932405), (30, 4745924), (34, 4187580), (40, 3559443), (51, 2791720), (60, 2372962), (68, 2093790), (71, 2005320), (85, 1675032), (102, 1395860), (120, 1186481), (136, 1046895), (142, 1002660), (170, 837516), (204, 697930), (213, 668440), (255, 558344), (284, 501330), (340, 418758), (355, 401064), (408, 348965), (426, 334220), (510, 279172), (568, 250665), (680, 209379), (710, 200532), (852, 167110), (983, 144840), (1020, 139586), (1065, 133688), (1207, 117960), (1420, 100266), (1704, 83555), (1966, 72420), (2040, 69793), (2130, 66844), (2414, 58980), (2840, 50133), (2949, 48280), (3621, 39320), (3932, 36210), (4260, 33422), (4828, 29490), (4915, 28968), (5898, 24140), (6035, 23592), (7242, 19660), (7864, 18105), (8520, 16711), (9656, 14745), (9830, 14484), (11796, 12070)]