745341880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{57689}}^1$

素因数の和:57736

約数の個数: 64

約数和(自身を含む): 1869156000

約数和(自身を除く): 1123814120

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 57689, 115378, 230756, 288445, 461512, 576890, 980713, 1096091, 1153780, 1961426, 2192182, 2307560, 3922852, 4384364, 4903565, 5480455, 7845704, 8768728, 9807130, 10960910, 18633547, 19614260, 21921820, 37267094, 39228520, 43843640, 74534188, 93167735, 149068376, 186335470, 372670940, 745341880]

約数ペア:

[(1, 745341880), (2, 372670940), (4, 186335470), (5, 149068376), (8, 93167735), (10, 74534188), (17, 43843640), (19, 39228520), (20, 37267094), (34, 21921820), (38, 19614260), (40, 18633547), (68, 10960910), (76, 9807130), (85, 8768728), (95, 7845704), (136, 5480455), (152, 4903565), (170, 4384364), (190, 3922852), (323, 2307560), (340, 2192182), (380, 1961426), (646, 1153780), (680, 1096091), (760, 980713), (1292, 576890), (1615, 461512), (2584, 288445), (3230, 230756), (6460, 115378), (12920, 57689)]