66428040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2551}}^1$

素因数の和:2603

約数の個数: 128

約数和(自身を含む): 235192320

約数和(自身を除く): 168764280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2551, 2604, 3255, 3720, 4340, 5102, 5208, 6510, 7653, 8680, 10204, 12755, 13020, 15306, 17857, 20408, 25510, 26040, 30612, 35714, 38265, 51020, 53571, 61224, 71428, 76530, 79081, 89285, 102040, 107142, 142856, 153060, 158162, 178570, 214284, 237243, 267855, 306120, 316324, 357140, 395405, 428568, 474486, 535710, 553567, 632648, 714280, 790810, 948972, 1071420, 1107134, 1186215, 1581620, 1660701, 1897944, 2142840, 2214268, 2372430, 2767835, 3163240, 3321402, 4428536, 4744860, 5535670, 6642804, 8303505, 9489720, 11071340, 13285608, 16607010, 22142680, 33214020, 66428040]

約数ペア:

[(1, 66428040), (2, 33214020), (3, 22142680), (4, 16607010), (5, 13285608), (6, 11071340), (7, 9489720), (8, 8303505), (10, 6642804), (12, 5535670), (14, 4744860), (15, 4428536), (20, 3321402), (21, 3163240), (24, 2767835), (28, 2372430), (30, 2214268), (31, 2142840), (35, 1897944), (40, 1660701), (42, 1581620), (56, 1186215), (60, 1107134), (62, 1071420), (70, 948972), (84, 790810), (93, 714280), (105, 632648), (120, 553567), (124, 535710), (140, 474486), (155, 428568), (168, 395405), (186, 357140), (210, 316324), (217, 306120), (248, 267855), (280, 237243), (310, 214284), (372, 178570), (420, 158162), (434, 153060), (465, 142856), (620, 107142), (651, 102040), (744, 89285), (840, 79081), (868, 76530), (930, 71428), (1085, 61224), (1240, 53571), (1302, 51020), (1736, 38265), (1860, 35714), (2170, 30612), (2551, 26040), (2604, 25510), (3255, 20408), (3720, 17857), (4340, 15306), (5102, 13020), (5208, 12755), (6510, 10204), (7653, 8680)]