268235940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:518

約数の個数: 192

約数和(自身を含む): 905200128

約数和(自身を除く): 636964188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 41, 42, 60, 70, 74, 82, 84, 105, 111, 123, 140, 148, 164, 185, 205, 210, 222, 246, 259, 287, 370, 410, 420, 421, 444, 492, 518, 555, 574, 615, 740, 777, 820, 842, 861, 1036, 1110, 1148, 1230, 1263, 1295, 1435, 1517, 1554, 1684, 1722, 2105, 2220, 2460, 2526, 2590, 2870, 2947, 3034, 3108, 3444, 3885, 4210, 4305, 4551, 5052, 5180, 5740, 5894, 6068, 6315, 7585, 7770, 8420, 8610, 8841, 9102, 10619, 11788, 12630, 14735, 15170, 15540, 15577, 17220, 17261, 17682, 18204, 21238, 22755, 25260, 29470, 30340, 31154, 31857, 34522, 35364, 42476, 44205, 45510, 46731, 51783, 53095, 58940, 62308, 63714, 69044, 77885, 86305, 88410, 91020, 93462, 103566, 106190, 109039, 120827, 127428, 155770, 159285, 172610, 176820, 186924, 207132, 212380, 218078, 233655, 241654, 258915, 311540, 318570, 327117, 345220, 362481, 436156, 467310, 483308, 517830, 545195, 604135, 637140, 638657, 654234, 724962, 934620, 1035660, 1090390, 1208270, 1277314, 1308468, 1449924, 1635585, 1812405, 1915971, 2180780, 2416540, 2554628, 3193285, 3271170, 3624810, 3831942, 4470599, 6386570, 6542340, 7249620, 7663884, 8941198, 9579855, 12773140, 13411797, 17882396, 19159710, 22352995, 26823594, 38319420, 44705990, 53647188, 67058985, 89411980, 134117970, 268235940]

約数ペア:

[(1, 268235940), (2, 134117970), (3, 89411980), (4, 67058985), (5, 53647188), (6, 44705990), (7, 38319420), (10, 26823594), (12, 22352995), (14, 19159710), (15, 17882396), (20, 13411797), (21, 12773140), (28, 9579855), (30, 8941198), (35, 7663884), (37, 7249620), (41, 6542340), (42, 6386570), (60, 4470599), (70, 3831942), (74, 3624810), (82, 3271170), (84, 3193285), (105, 2554628), (111, 2416540), (123, 2180780), (140, 1915971), (148, 1812405), (164, 1635585), (185, 1449924), (205, 1308468), (210, 1277314), (222, 1208270), (246, 1090390), (259, 1035660), (287, 934620), (370, 724962), (410, 654234), (420, 638657), (421, 637140), (444, 604135), (492, 545195), (518, 517830), (555, 483308), (574, 467310), (615, 436156), (740, 362481), (777, 345220), (820, 327117), (842, 318570), (861, 311540), (1036, 258915), (1110, 241654), (1148, 233655), (1230, 218078), (1263, 212380), (1295, 207132), (1435, 186924), (1517, 176820), (1554, 172610), (1684, 159285), (1722, 155770), (2105, 127428), (2220, 120827), (2460, 109039), (2526, 106190), (2590, 103566), (2870, 93462), (2947, 91020), (3034, 88410), (3108, 86305), (3444, 77885), (3885, 69044), (4210, 63714), (4305, 62308), (4551, 58940), (5052, 53095), (5180, 51783), (5740, 46731), (5894, 45510), (6068, 44205), (6315, 42476), (7585, 35364), (7770, 34522), (8420, 31857), (8610, 31154), (8841, 30340), (9102, 29470), (10619, 25260), (11788, 22755), (12630, 21238), (14735, 18204), (15170, 17682), (15540, 17261), (15577, 17220)]