66129420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:380

約数の個数: 144

約数和(自身を含む): 218792448

約数和(自身を除く): 152663028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 83, 84, 98, 105, 140, 147, 166, 196, 210, 245, 249, 271, 294, 332, 415, 420, 490, 498, 542, 581, 588, 735, 813, 830, 980, 996, 1084, 1162, 1245, 1355, 1470, 1626, 1660, 1743, 1897, 2324, 2490, 2710, 2905, 2940, 3252, 3486, 3794, 4065, 4067, 4980, 5420, 5691, 5810, 6972, 7588, 8130, 8134, 8715, 9485, 11382, 11620, 12201, 13279, 16260, 16268, 17430, 18970, 20335, 22493, 22764, 24402, 26558, 28455, 34860, 37940, 39837, 40670, 44986, 48804, 53116, 56910, 61005, 66395, 67479, 79674, 81340, 89972, 112465, 113820, 122010, 132790, 134958, 157451, 159348, 199185, 224930, 244020, 265580, 269916, 314902, 337395, 398370, 449860, 472353, 629804, 674790, 787255, 796740, 944706, 1102157, 1349580, 1574510, 1889412, 2204314, 2361765, 3149020, 3306471, 4408628, 4723530, 5510785, 6612942, 9447060, 11021570, 13225884, 16532355, 22043140, 33064710, 66129420]

約数ペア:

[(1, 66129420), (2, 33064710), (3, 22043140), (4, 16532355), (5, 13225884), (6, 11021570), (7, 9447060), (10, 6612942), (12, 5510785), (14, 4723530), (15, 4408628), (20, 3306471), (21, 3149020), (28, 2361765), (30, 2204314), (35, 1889412), (42, 1574510), (49, 1349580), (60, 1102157), (70, 944706), (83, 796740), (84, 787255), (98, 674790), (105, 629804), (140, 472353), (147, 449860), (166, 398370), (196, 337395), (210, 314902), (245, 269916), (249, 265580), (271, 244020), (294, 224930), (332, 199185), (415, 159348), (420, 157451), (490, 134958), (498, 132790), (542, 122010), (581, 113820), (588, 112465), (735, 89972), (813, 81340), (830, 79674), (980, 67479), (996, 66395), (1084, 61005), (1162, 56910), (1245, 53116), (1355, 48804), (1470, 44986), (1626, 40670), (1660, 39837), (1743, 37940), (1897, 34860), (2324, 28455), (2490, 26558), (2710, 24402), (2905, 22764), (2940, 22493), (3252, 20335), (3486, 18970), (3794, 17430), (4065, 16268), (4067, 16260), (4980, 13279), (5420, 12201), (5691, 11620), (5810, 11382), (6972, 9485), (7588, 8715), (8130, 8134)]