30902520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:637

約数の個数: 128

約数和(自身を含む): 103783680

約数和(自身を除く): 72881160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 41, 44, 55, 60, 66, 82, 88, 110, 120, 123, 132, 164, 165, 205, 220, 246, 264, 328, 330, 410, 440, 451, 492, 571, 615, 660, 820, 902, 984, 1142, 1230, 1320, 1353, 1640, 1713, 1804, 2255, 2284, 2460, 2706, 2855, 3426, 3608, 4510, 4568, 4920, 5412, 5710, 6281, 6765, 6852, 8565, 9020, 10824, 11420, 12562, 13530, 13704, 17130, 18040, 18843, 22840, 23411, 25124, 27060, 31405, 34260, 37686, 46822, 50248, 54120, 62810, 68520, 70233, 75372, 93644, 94215, 117055, 125620, 140466, 150744, 187288, 188430, 234110, 251240, 257521, 280932, 351165, 376860, 468220, 515042, 561864, 702330, 753720, 772563, 936440, 1030084, 1287605, 1404660, 1545126, 2060168, 2575210, 2809320, 3090252, 3862815, 5150420, 6180504, 7725630, 10300840, 15451260, 30902520]

約数ペア:

[(1, 30902520), (2, 15451260), (3, 10300840), (4, 7725630), (5, 6180504), (6, 5150420), (8, 3862815), (10, 3090252), (11, 2809320), (12, 2575210), (15, 2060168), (20, 1545126), (22, 1404660), (24, 1287605), (30, 1030084), (33, 936440), (40, 772563), (41, 753720), (44, 702330), (55, 561864), (60, 515042), (66, 468220), (82, 376860), (88, 351165), (110, 280932), (120, 257521), (123, 251240), (132, 234110), (164, 188430), (165, 187288), (205, 150744), (220, 140466), (246, 125620), (264, 117055), (328, 94215), (330, 93644), (410, 75372), (440, 70233), (451, 68520), (492, 62810), (571, 54120), (615, 50248), (660, 46822), (820, 37686), (902, 34260), (984, 31405), (1142, 27060), (1230, 25124), (1320, 23411), (1353, 22840), (1640, 18843), (1713, 18040), (1804, 17130), (2255, 13704), (2284, 13530), (2460, 12562), (2706, 11420), (2855, 10824), (3426, 9020), (3608, 8565), (4510, 6852), (4568, 6765), (4920, 6281), (5412, 5710)]