211745160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4861}}^1$

素因数の和:4900

約数の個数: 144

約数和(自身を含む): 756575820

約数和(自身を除く): 544830660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1815, 1980, 2178, 2420, 2904, 3630, 3960, 4356, 4840, 4861, 5445, 7260, 8712, 9722, 10890, 14520, 14583, 19444, 21780, 24305, 29166, 38888, 43560, 43749, 48610, 53471, 58332, 72915, 87498, 97220, 106942, 116664, 145830, 160413, 174996, 194440, 213884, 218745, 267355, 291660, 320826, 349992, 427768, 437490, 481239, 534710, 583320, 588181, 641652, 802065, 874980, 962478, 1069420, 1176362, 1283304, 1604130, 1749960, 1764543, 1924956, 2138840, 2352724, 2406195, 2940905, 3208260, 3529086, 3849912, 4705448, 4812390, 5293629, 5881810, 6416520, 7058172, 8822715, 9624780, 10587258, 11763620, 14116344, 17645430, 19249560, 21174516, 23527240, 26468145, 35290860, 42349032, 52936290, 70581720, 105872580, 211745160]

約数ペア:

[(1, 211745160), (2, 105872580), (3, 70581720), (4, 52936290), (5, 42349032), (6, 35290860), (8, 26468145), (9, 23527240), (10, 21174516), (11, 19249560), (12, 17645430), (15, 14116344), (18, 11763620), (20, 10587258), (22, 9624780), (24, 8822715), (30, 7058172), (33, 6416520), (36, 5881810), (40, 5293629), (44, 4812390), (45, 4705448), (55, 3849912), (60, 3529086), (66, 3208260), (72, 2940905), (88, 2406195), (90, 2352724), (99, 2138840), (110, 1924956), (120, 1764543), (121, 1749960), (132, 1604130), (165, 1283304), (180, 1176362), (198, 1069420), (220, 962478), (242, 874980), (264, 802065), (330, 641652), (360, 588181), (363, 583320), (396, 534710), (440, 481239), (484, 437490), (495, 427768), (605, 349992), (660, 320826), (726, 291660), (792, 267355), (968, 218745), (990, 213884), (1089, 194440), (1210, 174996), (1320, 160413), (1452, 145830), (1815, 116664), (1980, 106942), (2178, 97220), (2420, 87498), (2904, 72915), (3630, 58332), (3960, 53471), (4356, 48610), (4840, 43749), (4861, 43560), (5445, 38888), (7260, 29166), (8712, 24305), (9722, 21780), (10890, 19444), (14520, 14583)]