74264840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:343

約数の個数: 128

約数和(自身を含む): 197406720

約数和(自身を除く): 123141880

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 155, 170, 221, 248, 260, 271, 310, 340, 403, 442, 520, 527, 542, 620, 680, 806, 884, 1054, 1084, 1105, 1240, 1355, 1612, 1768, 2015, 2108, 2168, 2210, 2635, 2710, 3224, 3523, 4030, 4216, 4420, 4607, 5270, 5420, 6851, 7046, 8060, 8401, 8840, 9214, 10540, 10840, 13702, 14092, 16120, 16802, 17615, 18428, 21080, 23035, 27404, 28184, 33604, 34255, 35230, 36856, 42005, 46070, 54808, 59891, 67208, 68510, 70460, 84010, 92140, 109213, 119782, 137020, 140920, 142817, 168020, 184280, 218426, 239564, 274040, 285634, 299455, 336040, 436852, 479128, 546065, 571268, 598910, 714085, 873704, 1092130, 1142536, 1197820, 1428170, 1856621, 2184260, 2395640, 2856340, 3713242, 4368520, 5712680, 7426484, 9283105, 14852968, 18566210, 37132420, 74264840]

約数ペア:

[(1, 74264840), (2, 37132420), (4, 18566210), (5, 14852968), (8, 9283105), (10, 7426484), (13, 5712680), (17, 4368520), (20, 3713242), (26, 2856340), (31, 2395640), (34, 2184260), (40, 1856621), (52, 1428170), (62, 1197820), (65, 1142536), (68, 1092130), (85, 873704), (104, 714085), (124, 598910), (130, 571268), (136, 546065), (155, 479128), (170, 436852), (221, 336040), (248, 299455), (260, 285634), (271, 274040), (310, 239564), (340, 218426), (403, 184280), (442, 168020), (520, 142817), (527, 140920), (542, 137020), (620, 119782), (680, 109213), (806, 92140), (884, 84010), (1054, 70460), (1084, 68510), (1105, 67208), (1240, 59891), (1355, 54808), (1612, 46070), (1768, 42005), (2015, 36856), (2108, 35230), (2168, 34255), (2210, 33604), (2635, 28184), (2710, 27404), (3224, 23035), (3523, 21080), (4030, 18428), (4216, 17615), (4420, 16802), (4607, 16120), (5270, 14092), (5420, 13702), (6851, 10840), (7046, 10540), (8060, 9214), (8401, 8840)]