749060760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{2069}}^1$

素因数の和:2521

約数の個数: 128

約数和(自身を含む): 2575411200

約数和(自身を除く): 1826350440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 431, 840, 862, 1293, 1724, 2069, 2155, 2586, 3017, 3448, 4138, 4310, 5172, 6034, 6207, 6465, 8276, 8620, 9051, 10344, 10345, 12068, 12414, 12930, 14483, 15085, 16552, 17240, 18102, 20690, 24136, 24828, 25860, 28966, 30170, 31035, 36204, 41380, 43449, 45255, 49656, 51720, 57932, 60340, 62070, 72408, 72415, 82760, 86898, 90510, 115864, 120680, 124140, 144830, 173796, 181020, 217245, 248280, 289660, 347592, 362040, 434490, 579320, 868980, 891739, 1737960, 1783478, 2675217, 3566956, 4458695, 5350434, 6242173, 7133912, 8917390, 10700868, 12484346, 13376085, 17834780, 18726519, 21401736, 24968692, 26752170, 31210865, 35669560, 37453038, 49937384, 53504340, 62421730, 74906076, 93632595, 107008680, 124843460, 149812152, 187265190, 249686920, 374530380, 749060760]

約数ペア:

[(1, 749060760), (2, 374530380), (3, 249686920), (4, 187265190), (5, 149812152), (6, 124843460), (7, 107008680), (8, 93632595), (10, 74906076), (12, 62421730), (14, 53504340), (15, 49937384), (20, 37453038), (21, 35669560), (24, 31210865), (28, 26752170), (30, 24968692), (35, 21401736), (40, 18726519), (42, 17834780), (56, 13376085), (60, 12484346), (70, 10700868), (84, 8917390), (105, 7133912), (120, 6242173), (140, 5350434), (168, 4458695), (210, 3566956), (280, 2675217), (420, 1783478), (431, 1737960), (840, 891739), (862, 868980), (1293, 579320), (1724, 434490), (2069, 362040), (2155, 347592), (2586, 289660), (3017, 248280), (3448, 217245), (4138, 181020), (4310, 173796), (5172, 144830), (6034, 124140), (6207, 120680), (6465, 115864), (8276, 90510), (8620, 86898), (9051, 82760), (10344, 72415), (10345, 72408), (12068, 62070), (12414, 60340), (12930, 57932), (14483, 51720), (15085, 49656), (16552, 45255), (17240, 43449), (18102, 41380), (20690, 36204), (24136, 31035), (24828, 30170), (25860, 28966)]