123181380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1657}}^1$

素因数の和:1738

約数の個数: 144

約数和(自身を含む): 434528640

約数和(自身を除く): 311347260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 59, 60, 63, 70, 84, 90, 105, 118, 126, 140, 177, 180, 210, 236, 252, 295, 315, 354, 413, 420, 531, 590, 630, 708, 826, 885, 1062, 1180, 1239, 1260, 1652, 1657, 1770, 2065, 2124, 2478, 2655, 3314, 3540, 3717, 4130, 4956, 4971, 5310, 6195, 6628, 7434, 8260, 8285, 9942, 10620, 11599, 12390, 14868, 14913, 16570, 18585, 19884, 23198, 24780, 24855, 29826, 33140, 34797, 37170, 46396, 49710, 57995, 59652, 69594, 74340, 74565, 97763, 99420, 104391, 115990, 139188, 149130, 173985, 195526, 208782, 231980, 293289, 298260, 347970, 391052, 417564, 488815, 521955, 586578, 684341, 695940, 879867, 977630, 1043910, 1173156, 1368682, 1466445, 1759734, 1955260, 2053023, 2087820, 2737364, 2932890, 3421705, 3519468, 4106046, 4399335, 5865780, 6159069, 6843410, 8212092, 8798670, 10265115, 12318138, 13686820, 17597340, 20530230, 24636276, 30795345, 41060460, 61590690, 123181380]

約数ペア:

[(1, 123181380), (2, 61590690), (3, 41060460), (4, 30795345), (5, 24636276), (6, 20530230), (7, 17597340), (9, 13686820), (10, 12318138), (12, 10265115), (14, 8798670), (15, 8212092), (18, 6843410), (20, 6159069), (21, 5865780), (28, 4399335), (30, 4106046), (35, 3519468), (36, 3421705), (42, 2932890), (45, 2737364), (59, 2087820), (60, 2053023), (63, 1955260), (70, 1759734), (84, 1466445), (90, 1368682), (105, 1173156), (118, 1043910), (126, 977630), (140, 879867), (177, 695940), (180, 684341), (210, 586578), (236, 521955), (252, 488815), (295, 417564), (315, 391052), (354, 347970), (413, 298260), (420, 293289), (531, 231980), (590, 208782), (630, 195526), (708, 173985), (826, 149130), (885, 139188), (1062, 115990), (1180, 104391), (1239, 99420), (1260, 97763), (1652, 74565), (1657, 74340), (1770, 69594), (2065, 59652), (2124, 57995), (2478, 49710), (2655, 46396), (3314, 37170), (3540, 34797), (3717, 33140), (4130, 29826), (4956, 24855), (4971, 24780), (5310, 23198), (6195, 19884), (6628, 18585), (7434, 16570), (8260, 14913), (8285, 14868), (9942, 12390), (10620, 11599)]