72339080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:567

約数の個数: 128

約数和(自身を含む): 198288000

約数和(自身を除く): 125948920

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 85, 88, 95, 110, 136, 152, 170, 187, 190, 209, 220, 323, 340, 374, 380, 418, 440, 509, 646, 680, 748, 760, 836, 935, 1018, 1045, 1292, 1496, 1615, 1672, 1870, 2036, 2090, 2545, 2584, 3230, 3553, 3740, 4072, 4180, 5090, 5599, 6460, 7106, 7480, 8360, 8653, 9671, 10180, 11198, 12920, 14212, 17306, 17765, 19342, 20360, 22396, 27995, 28424, 34612, 35530, 38684, 43265, 44792, 48355, 55990, 69224, 71060, 77368, 86530, 95183, 96710, 106381, 111980, 142120, 164407, 173060, 190366, 193420, 212762, 223960, 328814, 346120, 380732, 386840, 425524, 475915, 531905, 657628, 761464, 822035, 851048, 951830, 1063810, 1315256, 1644070, 1808477, 1903660, 2127620, 3288140, 3616954, 3807320, 4255240, 6576280, 7233908, 9042385, 14467816, 18084770, 36169540, 72339080]

約数ペア:

[(1, 72339080), (2, 36169540), (4, 18084770), (5, 14467816), (8, 9042385), (10, 7233908), (11, 6576280), (17, 4255240), (19, 3807320), (20, 3616954), (22, 3288140), (34, 2127620), (38, 1903660), (40, 1808477), (44, 1644070), (55, 1315256), (68, 1063810), (76, 951830), (85, 851048), (88, 822035), (95, 761464), (110, 657628), (136, 531905), (152, 475915), (170, 425524), (187, 386840), (190, 380732), (209, 346120), (220, 328814), (323, 223960), (340, 212762), (374, 193420), (380, 190366), (418, 173060), (440, 164407), (509, 142120), (646, 111980), (680, 106381), (748, 96710), (760, 95183), (836, 86530), (935, 77368), (1018, 71060), (1045, 69224), (1292, 55990), (1496, 48355), (1615, 44792), (1672, 43265), (1870, 38684), (2036, 35530), (2090, 34612), (2545, 28424), (2584, 27995), (3230, 22396), (3553, 20360), (3740, 19342), (4072, 17765), (4180, 17306), (5090, 14212), (5599, 12920), (6460, 11198), (7106, 10180), (7480, 9671), (8360, 8653)]