15678211348840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{30013}}^1\times {\mathrm{687343}}^1$

素因数の和:717386

約数の個数: 64

約数和(自身を含む): 37133897068800

約数和(自身を除く): 21455685719960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 30013, 60026, 120052, 150065, 240104, 300130, 570247, 600260, 687343, 1140494, 1200520, 1374686, 2280988, 2749372, 2851235, 3436715, 4561976, 5498744, 5702470, 6873430, 11404940, 13059517, 13746860, 22809880, 26119034, 27493720, 52238068, 65297585, 104476136, 130595170, 261190340, 522380680, 20629225459, 41258450918, 82516901836, 103146127295, 165033803672, 206292254590, 391955283721, 412584509180, 783910567442, 825169018360, 1567821134884, 1959776418605, 3135642269768, 3919552837210, 7839105674420, 15678211348840]

約数ペア:

[(1, 15678211348840), (2, 7839105674420), (4, 3919552837210), (5, 3135642269768), (8, 1959776418605), (10, 1567821134884), (19, 825169018360), (20, 783910567442), (38, 412584509180), (40, 391955283721), (76, 206292254590), (95, 165033803672), (152, 103146127295), (190, 82516901836), (380, 41258450918), (760, 20629225459), (30013, 522380680), (60026, 261190340), (120052, 130595170), (150065, 104476136), (240104, 65297585), (300130, 52238068), (570247, 27493720), (600260, 26119034), (687343, 22809880), (1140494, 13746860), (1200520, 13059517), (1374686, 11404940), (2280988, 6873430), (2749372, 5702470), (2851235, 5498744), (3436715, 4561976)]