69144880

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:627

約数の個数: 120

約数和(自身を含む): 193380480

約数和(自身を除く): 124235600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 490, 496, 560, 569, 620, 784, 868, 980, 1085, 1138, 1240, 1519, 1736, 1960, 2170, 2276, 2480, 2845, 3038, 3472, 3920, 3983, 4340, 4552, 5690, 6076, 7595, 7966, 8680, 9104, 11380, 12152, 15190, 15932, 17360, 17639, 19915, 22760, 24304, 27881, 30380, 31864, 35278, 39830, 45520, 55762, 60760, 63728, 70556, 79660, 88195, 111524, 121520, 123473, 139405, 141112, 159320, 176390, 223048, 246946, 278810, 282224, 318640, 352780, 446096, 493892, 557620, 617365, 705560, 864311, 987784, 1115240, 1234730, 1411120, 1728622, 1975568, 2230480, 2469460, 3457244, 4321555, 4938920, 6914488, 8643110, 9877840, 13828976, 17286220, 34572440, 69144880]

約数ペア:

[(1, 69144880), (2, 34572440), (4, 17286220), (5, 13828976), (7, 9877840), (8, 8643110), (10, 6914488), (14, 4938920), (16, 4321555), (20, 3457244), (28, 2469460), (31, 2230480), (35, 1975568), (40, 1728622), (49, 1411120), (56, 1234730), (62, 1115240), (70, 987784), (80, 864311), (98, 705560), (112, 617365), (124, 557620), (140, 493892), (155, 446096), (196, 352780), (217, 318640), (245, 282224), (248, 278810), (280, 246946), (310, 223048), (392, 176390), (434, 159320), (490, 141112), (496, 139405), (560, 123473), (569, 121520), (620, 111524), (784, 88195), (868, 79660), (980, 70556), (1085, 63728), (1138, 60760), (1240, 55762), (1519, 45520), (1736, 39830), (1960, 35278), (2170, 31864), (2276, 30380), (2480, 27881), (2845, 24304), (3038, 22760), (3472, 19915), (3920, 17639), (3983, 17360), (4340, 15932), (4552, 15190), (5690, 12152), (6076, 11380), (7595, 9104), (7966, 8680)]