217228440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{12659}}^1$

素因数の和:12697

約数の個数: 128

約数和(自身を含む): 765676800

約数和(自身を除く): 548448360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 5720, 8580, 12659, 17160, 25318, 37977, 50636, 63295, 75954, 101272, 126590, 139249, 151908, 164567, 189885, 253180, 278498, 303816, 329134, 379770, 417747, 493701, 506360, 556996, 658268, 696245, 759540, 822835, 835494, 987402, 1113992, 1316536, 1392490, 1519080, 1645670, 1670988, 1810237, 1974804, 2088735, 2468505, 2784980, 3291340, 3341976, 3620474, 3949608, 4177470, 4937010, 5430711, 5569960, 6582680, 7240948, 8354940, 9051185, 9874020, 10861422, 14481896, 16709880, 18102370, 19748040, 21722844, 27153555, 36204740, 43445688, 54307110, 72409480, 108614220, 217228440]

約数ペア:

[(1, 217228440), (2, 108614220), (3, 72409480), (4, 54307110), (5, 43445688), (6, 36204740), (8, 27153555), (10, 21722844), (11, 19748040), (12, 18102370), (13, 16709880), (15, 14481896), (20, 10861422), (22, 9874020), (24, 9051185), (26, 8354940), (30, 7240948), (33, 6582680), (39, 5569960), (40, 5430711), (44, 4937010), (52, 4177470), (55, 3949608), (60, 3620474), (65, 3341976), (66, 3291340), (78, 2784980), (88, 2468505), (104, 2088735), (110, 1974804), (120, 1810237), (130, 1670988), (132, 1645670), (143, 1519080), (156, 1392490), (165, 1316536), (195, 1113992), (220, 987402), (260, 835494), (264, 822835), (286, 759540), (312, 696245), (330, 658268), (390, 556996), (429, 506360), (440, 493701), (520, 417747), (572, 379770), (660, 329134), (715, 303816), (780, 278498), (858, 253180), (1144, 189885), (1320, 164567), (1430, 151908), (1560, 139249), (1716, 126590), (2145, 101272), (2860, 75954), (3432, 63295), (4290, 50636), (5720, 37977), (8580, 25318), (12659, 17160)]