317375940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{107951}}^1$

素因数の和:107977

約数の個数: 72

約数和(自身を含む): 1033748352

約数和(自身を除く): 716372412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 107951, 215902, 323853, 431804, 539755, 647706, 755657, 1079510, 1295412, 1511314, 1619265, 2159020, 2266971, 3022628, 3238530, 3778285, 4533942, 5289599, 6477060, 7556570, 9067884, 10579198, 11334855, 15113140, 15868797, 21158396, 22669710, 26447995, 31737594, 45339420, 52895990, 63475188, 79343985, 105791980, 158687970, 317375940]

約数ペア:

[(1, 317375940), (2, 158687970), (3, 105791980), (4, 79343985), (5, 63475188), (6, 52895990), (7, 45339420), (10, 31737594), (12, 26447995), (14, 22669710), (15, 21158396), (20, 15868797), (21, 15113140), (28, 11334855), (30, 10579198), (35, 9067884), (42, 7556570), (49, 6477060), (60, 5289599), (70, 4533942), (84, 3778285), (98, 3238530), (105, 3022628), (140, 2266971), (147, 2159020), (196, 1619265), (210, 1511314), (245, 1295412), (294, 1079510), (420, 755657), (490, 647706), (588, 539755), (735, 431804), (980, 323853), (1470, 215902), (2940, 107951)]