438770800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4441}}^1$

素因数の和:4491

約数の個数: 120

約数和(自身を含む): 1195253360

約数和(自身を除く): 756482560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 190, 200, 208, 247, 260, 304, 325, 380, 400, 475, 494, 520, 650, 760, 950, 988, 1040, 1235, 1300, 1520, 1900, 1976, 2470, 2600, 3800, 3952, 4441, 4940, 5200, 6175, 7600, 8882, 9880, 12350, 17764, 19760, 22205, 24700, 35528, 44410, 49400, 57733, 71056, 84379, 88820, 98800, 111025, 115466, 168758, 177640, 222050, 230932, 288665, 337516, 355280, 421895, 444100, 461864, 577330, 675032, 843790, 888200, 923728, 1096927, 1154660, 1350064, 1443325, 1687580, 1776400, 2109475, 2193854, 2309320, 2886650, 3375160, 4218950, 4387708, 4618640, 5484635, 5773300, 6750320, 8437900, 8775416, 10969270, 11546600, 16875800, 17550832, 21938540, 23093200, 27423175, 33751600, 43877080, 54846350, 87754160, 109692700, 219385400, 438770800]

約数ペア:

[(1, 438770800), (2, 219385400), (4, 109692700), (5, 87754160), (8, 54846350), (10, 43877080), (13, 33751600), (16, 27423175), (19, 23093200), (20, 21938540), (25, 17550832), (26, 16875800), (38, 11546600), (40, 10969270), (50, 8775416), (52, 8437900), (65, 6750320), (76, 5773300), (80, 5484635), (95, 4618640), (100, 4387708), (104, 4218950), (130, 3375160), (152, 2886650), (190, 2309320), (200, 2193854), (208, 2109475), (247, 1776400), (260, 1687580), (304, 1443325), (325, 1350064), (380, 1154660), (400, 1096927), (475, 923728), (494, 888200), (520, 843790), (650, 675032), (760, 577330), (950, 461864), (988, 444100), (1040, 421895), (1235, 355280), (1300, 337516), (1520, 288665), (1900, 230932), (1976, 222050), (2470, 177640), (2600, 168758), (3800, 115466), (3952, 111025), (4441, 98800), (4940, 88820), (5200, 84379), (6175, 71056), (7600, 57733), (8882, 49400), (9880, 44410), (12350, 35528), (17764, 24700), (19760, 22205)]