90504120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{661}}^1$

素因数の和:845

約数の個数: 128

約数和(自身を含む): 312675840

約数和(自身を除く): 222171720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 163, 168, 210, 280, 326, 420, 489, 652, 661, 815, 840, 978, 1141, 1304, 1322, 1630, 1956, 1983, 2282, 2445, 2644, 3260, 3305, 3423, 3912, 3966, 4564, 4627, 4890, 5288, 5705, 6520, 6610, 6846, 7932, 9128, 9254, 9780, 9915, 11410, 13220, 13692, 13881, 15864, 17115, 18508, 19560, 19830, 22820, 23135, 26440, 27384, 27762, 34230, 37016, 39660, 45640, 46270, 55524, 68460, 69405, 79320, 92540, 107743, 111048, 136920, 138810, 185080, 215486, 277620, 323229, 430972, 538715, 555240, 646458, 754201, 861944, 1077430, 1292916, 1508402, 1616145, 2154860, 2262603, 2585832, 3016804, 3232290, 3771005, 4309720, 4525206, 6033608, 6464580, 7542010, 9050412, 11313015, 12929160, 15084020, 18100824, 22626030, 30168040, 45252060, 90504120]

約数ペア:

[(1, 90504120), (2, 45252060), (3, 30168040), (4, 22626030), (5, 18100824), (6, 15084020), (7, 12929160), (8, 11313015), (10, 9050412), (12, 7542010), (14, 6464580), (15, 6033608), (20, 4525206), (21, 4309720), (24, 3771005), (28, 3232290), (30, 3016804), (35, 2585832), (40, 2262603), (42, 2154860), (56, 1616145), (60, 1508402), (70, 1292916), (84, 1077430), (105, 861944), (120, 754201), (140, 646458), (163, 555240), (168, 538715), (210, 430972), (280, 323229), (326, 277620), (420, 215486), (489, 185080), (652, 138810), (661, 136920), (815, 111048), (840, 107743), (978, 92540), (1141, 79320), (1304, 69405), (1322, 68460), (1630, 55524), (1956, 46270), (1983, 45640), (2282, 39660), (2445, 37016), (2644, 34230), (3260, 27762), (3305, 27384), (3423, 26440), (3912, 23135), (3966, 22820), (4564, 19830), (4627, 19560), (4890, 18508), (5288, 17115), (5705, 15864), (6520, 13881), (6610, 13692), (6846, 13220), (7932, 11410), (9128, 9915), (9254, 9780)]