216797880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4483}}^1$

素因数の和:4541

約数の個数: 128

約数和(自身を含む): 723179520

約数和(自身を除く): 506381640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4483, 4836, 6045, 8060, 8966, 9672, 12090, 13449, 16120, 17932, 22415, 24180, 26898, 35864, 44830, 48360, 53796, 58279, 67245, 89660, 107592, 116558, 134490, 138973, 174837, 179320, 233116, 268980, 277946, 291395, 349674, 416919, 466232, 537960, 555892, 582790, 694865, 699348, 833838, 874185, 1111784, 1165580, 1389730, 1398696, 1667676, 1748370, 1806649, 2084595, 2331160, 2779460, 3335352, 3496740, 3613298, 4169190, 5419947, 5558920, 6993480, 7226596, 8338380, 9033245, 10839894, 14453192, 16676760, 18066490, 21679788, 27099735, 36132980, 43359576, 54199470, 72265960, 108398940, 216797880]

約数ペア:

[(1, 216797880), (2, 108398940), (3, 72265960), (4, 54199470), (5, 43359576), (6, 36132980), (8, 27099735), (10, 21679788), (12, 18066490), (13, 16676760), (15, 14453192), (20, 10839894), (24, 9033245), (26, 8338380), (30, 7226596), (31, 6993480), (39, 5558920), (40, 5419947), (52, 4169190), (60, 3613298), (62, 3496740), (65, 3335352), (78, 2779460), (93, 2331160), (104, 2084595), (120, 1806649), (124, 1748370), (130, 1667676), (155, 1398696), (156, 1389730), (186, 1165580), (195, 1111784), (248, 874185), (260, 833838), (310, 699348), (312, 694865), (372, 582790), (390, 555892), (403, 537960), (465, 466232), (520, 416919), (620, 349674), (744, 291395), (780, 277946), (806, 268980), (930, 233116), (1209, 179320), (1240, 174837), (1560, 138973), (1612, 134490), (1860, 116558), (2015, 107592), (2418, 89660), (3224, 67245), (3720, 58279), (4030, 53796), (4483, 48360), (4836, 44830), (6045, 35864), (8060, 26898), (8966, 24180), (9672, 22415), (12090, 17932), (13449, 16120)]