18305190

素因数分解:

$2^1\times 3^{10}\times 5^1\times {\mathrm{31}}^1$

素因数の和:68

約数の個数: 88

約数和(自身を含む): 51018048

約数和(自身を除く): 32712858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 155, 162, 186, 243, 270, 279, 310, 405, 465, 486, 558, 729, 810, 837, 930, 1215, 1395, 1458, 1674, 2187, 2430, 2511, 2790, 3645, 4185, 4374, 5022, 6561, 7290, 7533, 8370, 10935, 12555, 13122, 15066, 19683, 21870, 22599, 25110, 32805, 37665, 39366, 45198, 59049, 65610, 67797, 75330, 98415, 112995, 118098, 135594, 196830, 203391, 225990, 295245, 338985, 406782, 590490, 610173, 677970, 1016955, 1220346, 1830519, 2033910, 3050865, 3661038, 6101730, 9152595, 18305190]

約数ペア:

[(1, 18305190), (2, 9152595), (3, 6101730), (5, 3661038), (6, 3050865), (9, 2033910), (10, 1830519), (15, 1220346), (18, 1016955), (27, 677970), (30, 610173), (31, 590490), (45, 406782), (54, 338985), (62, 295245), (81, 225990), (90, 203391), (93, 196830), (135, 135594), (155, 118098), (162, 112995), (186, 98415), (243, 75330), (270, 67797), (279, 65610), (310, 59049), (405, 45198), (465, 39366), (486, 37665), (558, 32805), (729, 25110), (810, 22599), (837, 21870), (930, 19683), (1215, 15066), (1395, 13122), (1458, 12555), (1674, 10935), (2187, 8370), (2430, 7533), (2511, 7290), (2790, 6561), (3645, 5022), (4185, 4374)]