216778680

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2909}}^1$

素因数の和:2955

約数の個数: 160

約数和(自身を含む): 760557600

約数和(自身を除く): 543778920

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, 2909, 3105, 3240, 3726, 4140, 4968, 5818, 6210, 7452, 8280, 8727, 9315, 11636, 12420, 14545, 14904, 17454, 18630, 23272, 24840, 26181, 29090, 34908, 37260, 43635, 52362, 58180, 66907, 69816, 74520, 78543, 87270, 104724, 116360, 130905, 133814, 157086, 174540, 200721, 209448, 235629, 261810, 267628, 314172, 334535, 349080, 392715, 401442, 471258, 523620, 535256, 602163, 628344, 669070, 785430, 802884, 942516, 1003605, 1047240, 1178145, 1204326, 1338140, 1570860, 1605768, 1806489, 1885032, 2007210, 2356290, 2408652, 2676280, 3010815, 3141720, 3612978, 4014420, 4712580, 4817304, 5419467, 6021630, 7225956, 8028840, 9032445, 9425160, 10838934, 12043260, 14451912, 18064890, 21677868, 24086520, 27097335, 36129780, 43355736, 54194670, 72259560, 108389340, 216778680]

約数ペア:

[(1, 216778680), (2, 108389340), (3, 72259560), (4, 54194670), (5, 43355736), (6, 36129780), (8, 27097335), (9, 24086520), (10, 21677868), (12, 18064890), (15, 14451912), (18, 12043260), (20, 10838934), (23, 9425160), (24, 9032445), (27, 8028840), (30, 7225956), (36, 6021630), (40, 5419467), (45, 4817304), (46, 4712580), (54, 4014420), (60, 3612978), (69, 3141720), (72, 3010815), (81, 2676280), (90, 2408652), (92, 2356290), (108, 2007210), (115, 1885032), (120, 1806489), (135, 1605768), (138, 1570860), (162, 1338140), (180, 1204326), (184, 1178145), (207, 1047240), (216, 1003605), (230, 942516), (270, 802884), (276, 785430), (324, 669070), (345, 628344), (360, 602163), (405, 535256), (414, 523620), (460, 471258), (540, 401442), (552, 392715), (621, 349080), (648, 334535), (690, 314172), (810, 267628), (828, 261810), (920, 235629), (1035, 209448), (1080, 200721), (1242, 174540), (1380, 157086), (1620, 133814), (1656, 130905), (1863, 116360), (2070, 104724), (2484, 87270), (2760, 78543), (2909, 74520), (3105, 69816), (3240, 66907), (3726, 58180), (4140, 52362), (4968, 43635), (5818, 37260), (6210, 34908), (7452, 29090), (8280, 26181), (8727, 24840), (9315, 23272), (11636, 18630), (12420, 17454), (14545, 14904)]