284777220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7451}}^1$

素因数の和:7490

約数の個数: 144

約数和(自身を含む): 999044928

約数和(自身を除く): 714267708

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5460, 6370, 7451, 7644, 9555, 12740, 14902, 19110, 22353, 29804, 37255, 38220, 44706, 52157, 74510, 89412, 96863, 104314, 111765, 149020, 156471, 193726, 208628, 223530, 260785, 290589, 312942, 365099, 387452, 447060, 484315, 521570, 581178, 625884, 678041, 730198, 782355, 968630, 1043140, 1095297, 1162356, 1356082, 1452945, 1460396, 1564710, 1825495, 1937260, 2034123, 2190594, 2712164, 2905890, 3129420, 3390205, 3650990, 4068246, 4381188, 4746287, 5476485, 5811780, 6780410, 7301980, 8136492, 9492574, 10170615, 10952970, 13560820, 14238861, 18985148, 20341230, 21905940, 23731435, 28477722, 40682460, 47462870, 56955444, 71194305, 94925740, 142388610, 284777220]

約数ペア:

[(1, 284777220), (2, 142388610), (3, 94925740), (4, 71194305), (5, 56955444), (6, 47462870), (7, 40682460), (10, 28477722), (12, 23731435), (13, 21905940), (14, 20341230), (15, 18985148), (20, 14238861), (21, 13560820), (26, 10952970), (28, 10170615), (30, 9492574), (35, 8136492), (39, 7301980), (42, 6780410), (49, 5811780), (52, 5476485), (60, 4746287), (65, 4381188), (70, 4068246), (78, 3650990), (84, 3390205), (91, 3129420), (98, 2905890), (105, 2712164), (130, 2190594), (140, 2034123), (147, 1937260), (156, 1825495), (182, 1564710), (195, 1460396), (196, 1452945), (210, 1356082), (245, 1162356), (260, 1095297), (273, 1043140), (294, 968630), (364, 782355), (390, 730198), (420, 678041), (455, 625884), (490, 581178), (546, 521570), (588, 484315), (637, 447060), (735, 387452), (780, 365099), (910, 312942), (980, 290589), (1092, 260785), (1274, 223530), (1365, 208628), (1470, 193726), (1820, 156471), (1911, 149020), (2548, 111765), (2730, 104314), (2940, 96863), (3185, 89412), (3822, 74510), (5460, 52157), (6370, 44706), (7451, 38220), (7644, 37255), (9555, 29804), (12740, 22353), (14902, 19110)]