636164080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3011}}^1$

素因数の和:3182

約数の個数: 80

約数和(自身を含む): 1568649600

約数和(自身を除く): 932485520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 139, 152, 190, 278, 304, 380, 556, 695, 760, 1112, 1390, 1520, 2224, 2641, 2780, 3011, 5282, 5560, 6022, 10564, 11120, 12044, 13205, 15055, 21128, 24088, 26410, 30110, 42256, 48176, 52820, 57209, 60220, 105640, 114418, 120440, 211280, 228836, 240880, 286045, 418529, 457672, 572090, 837058, 915344, 1144180, 1674116, 2092645, 2288360, 3348232, 4185290, 4576720, 6696464, 7952051, 8370580, 15904102, 16741160, 31808204, 33482320, 39760255, 63616408, 79520510, 127232816, 159041020, 318082040, 636164080]

約数ペア:

[(1, 636164080), (2, 318082040), (4, 159041020), (5, 127232816), (8, 79520510), (10, 63616408), (16, 39760255), (19, 33482320), (20, 31808204), (38, 16741160), (40, 15904102), (76, 8370580), (80, 7952051), (95, 6696464), (139, 4576720), (152, 4185290), (190, 3348232), (278, 2288360), (304, 2092645), (380, 1674116), (556, 1144180), (695, 915344), (760, 837058), (1112, 572090), (1390, 457672), (1520, 418529), (2224, 286045), (2641, 240880), (2780, 228836), (3011, 211280), (5282, 120440), (5560, 114418), (6022, 105640), (10564, 60220), (11120, 57209), (12044, 52820), (13205, 48176), (15055, 42256), (21128, 30110), (24088, 26410)]