77923720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{479}}^1$

素因数の和:587

約数の個数: 96

約数和(自身を含む): 206841600

約数和(自身を除く): 128917880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 83, 98, 140, 166, 196, 245, 280, 332, 392, 415, 479, 490, 581, 664, 830, 958, 980, 1162, 1660, 1916, 1960, 2324, 2395, 2905, 3320, 3353, 3832, 4067, 4648, 4790, 5810, 6706, 8134, 9580, 11620, 13412, 16268, 16765, 19160, 20335, 23240, 23471, 26824, 32536, 33530, 39757, 40670, 46942, 67060, 79514, 81340, 93884, 117355, 134120, 159028, 162680, 187768, 198785, 234710, 278299, 318056, 397570, 469420, 556598, 795140, 938840, 1113196, 1391495, 1590280, 1948093, 2226392, 2782990, 3896186, 5565980, 7792372, 9740465, 11131960, 15584744, 19480930, 38961860, 77923720]

約数ペア:

[(1, 77923720), (2, 38961860), (4, 19480930), (5, 15584744), (7, 11131960), (8, 9740465), (10, 7792372), (14, 5565980), (20, 3896186), (28, 2782990), (35, 2226392), (40, 1948093), (49, 1590280), (56, 1391495), (70, 1113196), (83, 938840), (98, 795140), (140, 556598), (166, 469420), (196, 397570), (245, 318056), (280, 278299), (332, 234710), (392, 198785), (415, 187768), (479, 162680), (490, 159028), (581, 134120), (664, 117355), (830, 93884), (958, 81340), (980, 79514), (1162, 67060), (1660, 46942), (1916, 40670), (1960, 39757), (2324, 33530), (2395, 32536), (2905, 26824), (3320, 23471), (3353, 23240), (3832, 20335), (4067, 19160), (4648, 16765), (4790, 16268), (5810, 13412), (6706, 11620), (8134, 9580)]