18621090

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 51367680

約数和(自身を除く): 32746590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 81, 90, 97, 135, 158, 162, 194, 237, 243, 270, 291, 395, 405, 474, 485, 486, 582, 711, 790, 810, 873, 970, 1185, 1215, 1422, 1455, 1746, 2133, 2370, 2430, 2619, 2910, 3555, 4266, 4365, 5238, 6399, 7110, 7663, 7857, 8730, 10665, 12798, 13095, 15326, 15714, 19197, 21330, 22989, 23571, 26190, 31995, 38315, 38394, 39285, 45978, 47142, 63990, 68967, 76630, 78570, 95985, 114945, 117855, 137934, 191970, 206901, 229890, 235710, 344835, 413802, 620703, 689670, 1034505, 1241406, 1862109, 2069010, 3103515, 3724218, 6207030, 9310545, 18621090]

約数ペア:

[(1, 18621090), (2, 9310545), (3, 6207030), (5, 3724218), (6, 3103515), (9, 2069010), (10, 1862109), (15, 1241406), (18, 1034505), (27, 689670), (30, 620703), (45, 413802), (54, 344835), (79, 235710), (81, 229890), (90, 206901), (97, 191970), (135, 137934), (158, 117855), (162, 114945), (194, 95985), (237, 78570), (243, 76630), (270, 68967), (291, 63990), (395, 47142), (405, 45978), (474, 39285), (485, 38394), (486, 38315), (582, 31995), (711, 26190), (790, 23571), (810, 22989), (873, 21330), (970, 19197), (1185, 15714), (1215, 15326), (1422, 13095), (1455, 12798), (1746, 10665), (2133, 8730), (2370, 7857), (2430, 7663), (2619, 7110), (2910, 6399), (3555, 5238), (4266, 4365)]