40685940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 130712400

約数和(自身を除く): 90026460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 41, 45, 60, 74, 82, 90, 111, 123, 148, 149, 164, 180, 185, 205, 222, 246, 298, 333, 369, 370, 410, 444, 447, 492, 555, 596, 615, 666, 738, 740, 745, 820, 894, 1110, 1230, 1332, 1341, 1476, 1490, 1517, 1665, 1788, 1845, 2220, 2235, 2460, 2682, 2980, 3034, 3330, 3690, 4470, 4551, 5364, 5513, 6068, 6109, 6660, 6705, 7380, 7585, 8940, 9102, 11026, 12218, 13410, 13653, 15170, 16539, 18204, 18327, 22052, 22755, 24436, 26820, 27306, 27565, 30340, 30545, 33078, 36654, 45510, 49617, 54612, 54981, 55130, 61090, 66156, 68265, 73308, 82695, 91020, 91635, 99234, 109962, 110260, 122180, 136530, 165390, 183270, 198468, 219924, 226033, 248085, 273060, 274905, 330780, 366540, 452066, 496170, 549810, 678099, 904132, 992340, 1099620, 1130165, 1356198, 2034297, 2260330, 2712396, 3390495, 4068594, 4520660, 6780990, 8137188, 10171485, 13561980, 20342970, 40685940]

約数ペア:

[(1, 40685940), (2, 20342970), (3, 13561980), (4, 10171485), (5, 8137188), (6, 6780990), (9, 4520660), (10, 4068594), (12, 3390495), (15, 2712396), (18, 2260330), (20, 2034297), (30, 1356198), (36, 1130165), (37, 1099620), (41, 992340), (45, 904132), (60, 678099), (74, 549810), (82, 496170), (90, 452066), (111, 366540), (123, 330780), (148, 274905), (149, 273060), (164, 248085), (180, 226033), (185, 219924), (205, 198468), (222, 183270), (246, 165390), (298, 136530), (333, 122180), (369, 110260), (370, 109962), (410, 99234), (444, 91635), (447, 91020), (492, 82695), (555, 73308), (596, 68265), (615, 66156), (666, 61090), (738, 55130), (740, 54981), (745, 54612), (820, 49617), (894, 45510), (1110, 36654), (1230, 33078), (1332, 30545), (1341, 30340), (1476, 27565), (1490, 27306), (1517, 26820), (1665, 24436), (1788, 22755), (1845, 22052), (2220, 18327), (2235, 18204), (2460, 16539), (2682, 15170), (2980, 13653), (3034, 13410), (3330, 12218), (3690, 11026), (4470, 9102), (4551, 8940), (5364, 7585), (5513, 7380), (6068, 6705), (6109, 6660)]