90573840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17971}}^1$

素因数の和:17997

約数の個数: 120

約数和(自身を含む): 347650368

約数和(自身を除く): 257076528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 17971, 35942, 53913, 71884, 89855, 107826, 125797, 143768, 161739, 179710, 215652, 251594, 269565, 287536, 323478, 359420, 377391, 431304, 503188, 539130, 628985, 646956, 718840, 754782, 808695, 862608, 1006376, 1078260, 1132173, 1257970, 1293912, 1437680, 1509564, 1617390, 1886955, 2012752, 2156520, 2264346, 2515940, 2587824, 3019128, 3234780, 3773910, 4313040, 4528692, 5031880, 5660865, 6038256, 6469560, 7547820, 9057384, 10063760, 11321730, 12939120, 15095640, 18114768, 22643460, 30191280, 45286920, 90573840]

約数ペア:

[(1, 90573840), (2, 45286920), (3, 30191280), (4, 22643460), (5, 18114768), (6, 15095640), (7, 12939120), (8, 11321730), (9, 10063760), (10, 9057384), (12, 7547820), (14, 6469560), (15, 6038256), (16, 5660865), (18, 5031880), (20, 4528692), (21, 4313040), (24, 3773910), (28, 3234780), (30, 3019128), (35, 2587824), (36, 2515940), (40, 2264346), (42, 2156520), (45, 2012752), (48, 1886955), (56, 1617390), (60, 1509564), (63, 1437680), (70, 1293912), (72, 1257970), (80, 1132173), (84, 1078260), (90, 1006376), (105, 862608), (112, 808695), (120, 754782), (126, 718840), (140, 646956), (144, 628985), (168, 539130), (180, 503188), (210, 431304), (240, 377391), (252, 359420), (280, 323478), (315, 287536), (336, 269565), (360, 251594), (420, 215652), (504, 179710), (560, 161739), (630, 143768), (720, 125797), (840, 107826), (1008, 89855), (1260, 71884), (1680, 53913), (2520, 35942), (5040, 17971)]