15228720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1627}}^1$

素因数の和:1659

約数の個数: 120

約数和(自身を含む): 55111056

約数和(自身を除く): 39882336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1627, 1872, 2340, 3120, 3254, 4680, 4881, 6508, 8135, 9360, 9762, 13016, 14643, 16270, 19524, 21151, 24405, 26032, 29286, 32540, 39048, 42302, 48810, 58572, 63453, 65080, 73215, 78096, 84604, 97620, 105755, 117144, 126906, 130160, 146430, 169208, 190359, 195240, 211510, 234288, 253812, 292860, 317265, 338416, 380718, 390480, 423020, 507624, 585720, 634530, 761436, 846040, 951795, 1015248, 1171440, 1269060, 1522872, 1692080, 1903590, 2538120, 3045744, 3807180, 5076240, 7614360, 15228720]

約数ペア:

[(1, 15228720), (2, 7614360), (3, 5076240), (4, 3807180), (5, 3045744), (6, 2538120), (8, 1903590), (9, 1692080), (10, 1522872), (12, 1269060), (13, 1171440), (15, 1015248), (16, 951795), (18, 846040), (20, 761436), (24, 634530), (26, 585720), (30, 507624), (36, 423020), (39, 390480), (40, 380718), (45, 338416), (48, 317265), (52, 292860), (60, 253812), (65, 234288), (72, 211510), (78, 195240), (80, 190359), (90, 169208), (104, 146430), (117, 130160), (120, 126906), (130, 117144), (144, 105755), (156, 97620), (180, 84604), (195, 78096), (208, 73215), (234, 65080), (240, 63453), (260, 58572), (312, 48810), (360, 42302), (390, 39048), (468, 32540), (520, 29286), (585, 26032), (624, 24405), (720, 21151), (780, 19524), (936, 16270), (1040, 14643), (1170, 13016), (1560, 9762), (1627, 9360), (1872, 8135), (2340, 6508), (3120, 4881), (3254, 4680)]