320406840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7607}}^1$

素因数の和:7643

約数の個数: 160

約数和(自身を含む): 1159915680

約数和(自身を除く): 839508840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 702, 780, 810, 936, 1053, 1080, 1170, 1404, 1560, 1620, 1755, 2106, 2340, 2808, 3240, 3510, 4212, 4680, 5265, 7020, 7607, 8424, 10530, 14040, 15214, 21060, 22821, 30428, 38035, 42120, 45642, 60856, 68463, 76070, 91284, 98891, 114105, 136926, 152140, 182568, 197782, 205389, 228210, 273852, 296673, 304280, 342315, 395564, 410778, 456420, 494455, 547704, 593346, 616167, 684630, 791128, 821556, 890019, 912840, 988910, 1026945, 1186692, 1232334, 1369260, 1483365, 1643112, 1780038, 1977820, 2053890, 2373384, 2464668, 2670057, 2738520, 2966730, 3080835, 3560076, 3955640, 4107780, 4450095, 4929336, 5340114, 5933460, 6161670, 7120152, 8010171, 8215560, 8900190, 10680228, 11866920, 12323340, 13350285, 16020342, 17800380, 21360456, 24646680, 26700570, 32040684, 35600760, 40050855, 53401140, 64081368, 80101710, 106802280, 160203420, 320406840]

約数ペア:

[(1, 320406840), (2, 160203420), (3, 106802280), (4, 80101710), (5, 64081368), (6, 53401140), (8, 40050855), (9, 35600760), (10, 32040684), (12, 26700570), (13, 24646680), (15, 21360456), (18, 17800380), (20, 16020342), (24, 13350285), (26, 12323340), (27, 11866920), (30, 10680228), (36, 8900190), (39, 8215560), (40, 8010171), (45, 7120152), (52, 6161670), (54, 5933460), (60, 5340114), (65, 4929336), (72, 4450095), (78, 4107780), (81, 3955640), (90, 3560076), (104, 3080835), (108, 2966730), (117, 2738520), (120, 2670057), (130, 2464668), (135, 2373384), (156, 2053890), (162, 1977820), (180, 1780038), (195, 1643112), (216, 1483365), (234, 1369260), (260, 1232334), (270, 1186692), (312, 1026945), (324, 988910), (351, 912840), (360, 890019), (390, 821556), (405, 791128), (468, 684630), (520, 616167), (540, 593346), (585, 547704), (648, 494455), (702, 456420), (780, 410778), (810, 395564), (936, 342315), (1053, 304280), (1080, 296673), (1170, 273852), (1404, 228210), (1560, 205389), (1620, 197782), (1755, 182568), (2106, 152140), (2340, 136926), (2808, 114105), (3240, 98891), (3510, 91284), (4212, 76070), (4680, 68463), (5265, 60856), (7020, 45642), (7607, 42120), (8424, 38035), (10530, 30428), (14040, 22821), (15214, 21060)]