20190988680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{787}}^1\times {\mathrm{3191}}^1$

素因数の和:4059

約数の個数: 128

約数和(自身を含む): 61574446080

約数和(自身を除く): 41383457400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 335, 402, 536, 670, 787, 804, 1005, 1340, 1574, 1608, 2010, 2361, 2680, 3148, 3191, 3935, 4020, 4722, 6296, 6382, 7870, 8040, 9444, 9573, 11805, 12764, 15740, 15955, 18888, 19146, 23610, 25528, 31480, 31910, 38292, 47220, 47865, 52729, 63820, 76584, 94440, 95730, 105458, 127640, 158187, 191460, 210916, 213797, 263645, 316374, 382920, 421832, 427594, 527290, 632748, 641391, 790935, 855188, 1054580, 1068985, 1265496, 1282782, 1581870, 1710376, 2109160, 2137970, 2511317, 2565564, 3163740, 3206955, 4275940, 5022634, 5131128, 6327480, 6413910, 7533951, 8551880, 10045268, 12556585, 12827820, 15067902, 20090536, 25113170, 25655640, 30135804, 37669755, 50226340, 60271608, 75339510, 100452680, 150679020, 168258239, 301358040, 336516478, 504774717, 673032956, 841291195, 1009549434, 1346065912, 1682582390, 2019098868, 2523873585, 3365164780, 4038197736, 5047747170, 6730329560, 10095494340, 20190988680]

約数ペア:

[(1, 20190988680), (2, 10095494340), (3, 6730329560), (4, 5047747170), (5, 4038197736), (6, 3365164780), (8, 2523873585), (10, 2019098868), (12, 1682582390), (15, 1346065912), (20, 1009549434), (24, 841291195), (30, 673032956), (40, 504774717), (60, 336516478), (67, 301358040), (120, 168258239), (134, 150679020), (201, 100452680), (268, 75339510), (335, 60271608), (402, 50226340), (536, 37669755), (670, 30135804), (787, 25655640), (804, 25113170), (1005, 20090536), (1340, 15067902), (1574, 12827820), (1608, 12556585), (2010, 10045268), (2361, 8551880), (2680, 7533951), (3148, 6413910), (3191, 6327480), (3935, 5131128), (4020, 5022634), (4722, 4275940), (6296, 3206955), (6382, 3163740), (7870, 2565564), (8040, 2511317), (9444, 2137970), (9573, 2109160), (11805, 1710376), (12764, 1581870), (15740, 1282782), (15955, 1265496), (18888, 1068985), (19146, 1054580), (23610, 855188), (25528, 790935), (31480, 641391), (31910, 632748), (38292, 527290), (47220, 427594), (47865, 421832), (52729, 382920), (63820, 316374), (76584, 263645), (94440, 213797), (95730, 210916), (105458, 191460), (127640, 158187)]