71857380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5519}}^1$

素因数の和:5569

約数の個数: 96

約数和(自身を含む): 237404160

約数和(自身を除く): 165546780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 5519, 6510, 11038, 13020, 16557, 22076, 27595, 33114, 38633, 55190, 66228, 77266, 82785, 110380, 115899, 154532, 165570, 171089, 193165, 231798, 331140, 342178, 386330, 463596, 513267, 579495, 684356, 772660, 855445, 1026534, 1158990, 1197623, 1710890, 2053068, 2317980, 2395246, 2566335, 3421780, 3592869, 4790492, 5132670, 5988115, 7185738, 10265340, 11976230, 14371476, 17964345, 23952460, 35928690, 71857380]

約数ペア:

[(1, 71857380), (2, 35928690), (3, 23952460), (4, 17964345), (5, 14371476), (6, 11976230), (7, 10265340), (10, 7185738), (12, 5988115), (14, 5132670), (15, 4790492), (20, 3592869), (21, 3421780), (28, 2566335), (30, 2395246), (31, 2317980), (35, 2053068), (42, 1710890), (60, 1197623), (62, 1158990), (70, 1026534), (84, 855445), (93, 772660), (105, 684356), (124, 579495), (140, 513267), (155, 463596), (186, 386330), (210, 342178), (217, 331140), (310, 231798), (372, 193165), (420, 171089), (434, 165570), (465, 154532), (620, 115899), (651, 110380), (868, 82785), (930, 77266), (1085, 66228), (1302, 55190), (1860, 38633), (2170, 33114), (2604, 27595), (3255, 22076), (4340, 16557), (5519, 13020), (6510, 11038)]