1318014740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:446

約数の個数: 144

約数和(自身を含む): 3341947392

約数和(自身を除く): 2023932652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 163, 185, 196, 223, 245, 259, 326, 370, 446, 490, 518, 652, 740, 815, 892, 980, 1036, 1115, 1141, 1295, 1561, 1630, 1813, 2230, 2282, 2590, 3122, 3260, 3626, 4460, 4564, 5180, 5705, 6031, 6244, 7252, 7805, 7987, 8251, 9065, 10927, 11410, 12062, 15610, 15974, 16502, 18130, 21854, 22820, 24124, 30155, 31220, 31948, 33004, 36260, 36349, 39935, 41255, 42217, 43708, 54635, 57757, 60310, 72698, 79870, 82510, 84434, 109270, 115514, 120620, 145396, 159740, 165020, 168868, 181745, 211085, 218540, 231028, 254443, 288785, 295519, 363490, 404299, 422170, 508886, 577570, 591038, 726980, 808598, 844340, 1017772, 1155140, 1182076, 1272215, 1344913, 1477595, 1617196, 1781101, 2021495, 2544430, 2689826, 2955190, 3562202, 4042990, 5088860, 5379652, 5910380, 6724565, 7124404, 8085980, 8905505, 9414391, 13449130, 17811010, 18828782, 26898260, 35622020, 37657564, 47071955, 65900737, 94143910, 131801474, 188287820, 263602948, 329503685, 659007370, 1318014740]

約数ペア:

[(1, 1318014740), (2, 659007370), (4, 329503685), (5, 263602948), (7, 188287820), (10, 131801474), (14, 94143910), (20, 65900737), (28, 47071955), (35, 37657564), (37, 35622020), (49, 26898260), (70, 18828782), (74, 17811010), (98, 13449130), (140, 9414391), (148, 8905505), (163, 8085980), (185, 7124404), (196, 6724565), (223, 5910380), (245, 5379652), (259, 5088860), (326, 4042990), (370, 3562202), (446, 2955190), (490, 2689826), (518, 2544430), (652, 2021495), (740, 1781101), (815, 1617196), (892, 1477595), (980, 1344913), (1036, 1272215), (1115, 1182076), (1141, 1155140), (1295, 1017772), (1561, 844340), (1630, 808598), (1813, 726980), (2230, 591038), (2282, 577570), (2590, 508886), (3122, 422170), (3260, 404299), (3626, 363490), (4460, 295519), (4564, 288785), (5180, 254443), (5705, 231028), (6031, 218540), (6244, 211085), (7252, 181745), (7805, 168868), (7987, 165020), (8251, 159740), (9065, 145396), (10927, 120620), (11410, 115514), (12062, 109270), (15610, 84434), (15974, 82510), (16502, 79870), (18130, 72698), (21854, 60310), (22820, 57757), (24124, 54635), (30155, 43708), (31220, 42217), (31948, 41255), (33004, 39935), (36260, 36349)]