87618720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:407

約数の個数: 192

約数和(自身を含む): 320060160

約数和(自身を除く): 232441440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 89, 96, 105, 112, 120, 140, 160, 168, 178, 210, 224, 240, 267, 280, 293, 336, 356, 420, 445, 480, 534, 560, 586, 623, 672, 712, 840, 879, 890, 1068, 1120, 1172, 1246, 1335, 1424, 1465, 1680, 1758, 1780, 1869, 2051, 2136, 2344, 2492, 2670, 2848, 2930, 3115, 3360, 3516, 3560, 3738, 4102, 4272, 4395, 4688, 4984, 5340, 5860, 6153, 6230, 7032, 7120, 7476, 8204, 8544, 8790, 9345, 9376, 9968, 10255, 10680, 11720, 12306, 12460, 14064, 14240, 14952, 16408, 17580, 18690, 19936, 20510, 21360, 23440, 24612, 24920, 26077, 28128, 29904, 30765, 32816, 35160, 37380, 41020, 42720, 46880, 49224, 49840, 52154, 59808, 61530, 65632, 70320, 74760, 78231, 82040, 98448, 99680, 104308, 123060, 130385, 140640, 149520, 156462, 164080, 182539, 196896, 208616, 246120, 260770, 299040, 312924, 328160, 365078, 391155, 417232, 492240, 521540, 547617, 625848, 730156, 782310, 834464, 912695, 984480, 1043080, 1095234, 1251696, 1460312, 1564620, 1825390, 2086160, 2190468, 2503392, 2738085, 2920624, 3129240, 3650780, 4172320, 4380936, 5476170, 5841248, 6258480, 7301560, 8761872, 10952340, 12516960, 14603120, 17523744, 21904680, 29206240, 43809360, 87618720]

約数ペア:

[(1, 87618720), (2, 43809360), (3, 29206240), (4, 21904680), (5, 17523744), (6, 14603120), (7, 12516960), (8, 10952340), (10, 8761872), (12, 7301560), (14, 6258480), (15, 5841248), (16, 5476170), (20, 4380936), (21, 4172320), (24, 3650780), (28, 3129240), (30, 2920624), (32, 2738085), (35, 2503392), (40, 2190468), (42, 2086160), (48, 1825390), (56, 1564620), (60, 1460312), (70, 1251696), (80, 1095234), (84, 1043080), (89, 984480), (96, 912695), (105, 834464), (112, 782310), (120, 730156), (140, 625848), (160, 547617), (168, 521540), (178, 492240), (210, 417232), (224, 391155), (240, 365078), (267, 328160), (280, 312924), (293, 299040), (336, 260770), (356, 246120), (420, 208616), (445, 196896), (480, 182539), (534, 164080), (560, 156462), (586, 149520), (623, 140640), (672, 130385), (712, 123060), (840, 104308), (879, 99680), (890, 98448), (1068, 82040), (1120, 78231), (1172, 74760), (1246, 70320), (1335, 65632), (1424, 61530), (1465, 59808), (1680, 52154), (1758, 49840), (1780, 49224), (1869, 46880), (2051, 42720), (2136, 41020), (2344, 37380), (2492, 35160), (2670, 32816), (2848, 30765), (2930, 29904), (3115, 28128), (3360, 26077), (3516, 24920), (3560, 24612), (3738, 23440), (4102, 21360), (4272, 20510), (4395, 19936), (4688, 18690), (4984, 17580), (5340, 16408), (5860, 14952), (6153, 14240), (6230, 14064), (7032, 12460), (7120, 12306), (7476, 11720), (8204, 10680), (8544, 10255), (8790, 9968), (9345, 9376)]