221289120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11821}}^1$

素因数の和:11855

約数の個数: 144

約数和(自身を含む): 813306312

約数和(自身を除く): 592017192

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 11821, 18720, 23642, 35463, 47284, 59105, 70926, 94568, 106389, 118210, 141852, 153673, 177315, 189136, 212778, 236420, 283704, 307346, 354630, 378272, 425556, 461019, 472840, 531945, 567408, 614692, 709260, 768365, 851112, 922038, 945680, 1063890, 1134816, 1229384, 1383057, 1418520, 1536730, 1702224, 1844076, 1891360, 2127780, 2305095, 2458768, 2766114, 2837040, 3073460, 3404448, 3688152, 4255560, 4610190, 4917536, 5532228, 5674080, 6146920, 6915285, 7376304, 8511120, 9220380, 11064456, 12293840, 13830570, 14752608, 17022240, 18440760, 22128912, 24587680, 27661140, 36881520, 44257824, 55322280, 73763040, 110644560, 221289120]

約数ペア:

[(1, 221289120), (2, 110644560), (3, 73763040), (4, 55322280), (5, 44257824), (6, 36881520), (8, 27661140), (9, 24587680), (10, 22128912), (12, 18440760), (13, 17022240), (15, 14752608), (16, 13830570), (18, 12293840), (20, 11064456), (24, 9220380), (26, 8511120), (30, 7376304), (32, 6915285), (36, 6146920), (39, 5674080), (40, 5532228), (45, 4917536), (48, 4610190), (52, 4255560), (60, 3688152), (65, 3404448), (72, 3073460), (78, 2837040), (80, 2766114), (90, 2458768), (96, 2305095), (104, 2127780), (117, 1891360), (120, 1844076), (130, 1702224), (144, 1536730), (156, 1418520), (160, 1383057), (180, 1229384), (195, 1134816), (208, 1063890), (234, 945680), (240, 922038), (260, 851112), (288, 768365), (312, 709260), (360, 614692), (390, 567408), (416, 531945), (468, 472840), (480, 461019), (520, 425556), (585, 378272), (624, 354630), (720, 307346), (780, 283704), (936, 236420), (1040, 212778), (1170, 189136), (1248, 177315), (1440, 153673), (1560, 141852), (1872, 118210), (2080, 106389), (2340, 94568), (3120, 70926), (3744, 59105), (4680, 47284), (6240, 35463), (9360, 23642), (11821, 18720)]