212456520

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2851}}^1$

素因数の和:2897

約数の個数: 160

約数和(自身を含む): 745398720

約数和(自身を除く): 532942200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 81, 90, 92, 108, 115, 120, 135, 138, 162, 180, 184, 207, 216, 230, 270, 276, 324, 345, 360, 405, 414, 460, 540, 552, 621, 648, 690, 810, 828, 920, 1035, 1080, 1242, 1380, 1620, 1656, 1863, 2070, 2484, 2760, 2851, 3105, 3240, 3726, 4140, 4968, 5702, 6210, 7452, 8280, 8553, 9315, 11404, 12420, 14255, 14904, 17106, 18630, 22808, 24840, 25659, 28510, 34212, 37260, 42765, 51318, 57020, 65573, 68424, 74520, 76977, 85530, 102636, 114040, 128295, 131146, 153954, 171060, 196719, 205272, 230931, 256590, 262292, 307908, 327865, 342120, 384885, 393438, 461862, 513180, 524584, 590157, 615816, 655730, 769770, 786876, 923724, 983595, 1026360, 1154655, 1180314, 1311460, 1539540, 1573752, 1770471, 1847448, 1967190, 2309310, 2360628, 2622920, 2950785, 3079080, 3540942, 3934380, 4618620, 4721256, 5311413, 5901570, 7081884, 7868760, 8852355, 9237240, 10622826, 11803140, 14163768, 17704710, 21245652, 23606280, 26557065, 35409420, 42491304, 53114130, 70818840, 106228260, 212456520]

約数ペア:

[(1, 212456520), (2, 106228260), (3, 70818840), (4, 53114130), (5, 42491304), (6, 35409420), (8, 26557065), (9, 23606280), (10, 21245652), (12, 17704710), (15, 14163768), (18, 11803140), (20, 10622826), (23, 9237240), (24, 8852355), (27, 7868760), (30, 7081884), (36, 5901570), (40, 5311413), (45, 4721256), (46, 4618620), (54, 3934380), (60, 3540942), (69, 3079080), (72, 2950785), (81, 2622920), (90, 2360628), (92, 2309310), (108, 1967190), (115, 1847448), (120, 1770471), (135, 1573752), (138, 1539540), (162, 1311460), (180, 1180314), (184, 1154655), (207, 1026360), (216, 983595), (230, 923724), (270, 786876), (276, 769770), (324, 655730), (345, 615816), (360, 590157), (405, 524584), (414, 513180), (460, 461862), (540, 393438), (552, 384885), (621, 342120), (648, 327865), (690, 307908), (810, 262292), (828, 256590), (920, 230931), (1035, 205272), (1080, 196719), (1242, 171060), (1380, 153954), (1620, 131146), (1656, 128295), (1863, 114040), (2070, 102636), (2484, 85530), (2760, 76977), (2851, 74520), (3105, 68424), (3240, 65573), (3726, 57020), (4140, 51318), (4968, 42765), (5702, 37260), (6210, 34212), (7452, 28510), (8280, 25659), (8553, 24840), (9315, 22808), (11404, 18630), (12420, 17106), (14255, 14904)]