4991240520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{660217}}^1$

素因数の和:660244

約数の個数: 128

約数和(自身を含む): 19014278400

約数和(自身を除く): 14023037880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 660217, 1320434, 1980651, 2640868, 3301085, 3961302, 4621519, 5281736, 5941953, 6602170, 7922604, 9243038, 9903255, 11883906, 13204340, 13864557, 15845208, 17825859, 18486076, 19806510, 23107595, 23767812, 26408680, 27729114, 29709765, 35651718, 36972152, 39613020, 41593671, 46215190, 47535624, 55458228, 59419530, 69322785, 71303436, 79226040, 83187342, 89129295, 92430380, 110916456, 118839060, 124781013, 138645570, 142606872, 166374684, 178258590, 184860760, 207968355, 237678120, 249562026, 277291140, 332749368, 356517180, 415936710, 499124052, 554582280, 623905065, 713034360, 831873420, 998248104, 1247810130, 1663746840, 2495620260, 4991240520]

約数ペア:

[(1, 4991240520), (2, 2495620260), (3, 1663746840), (4, 1247810130), (5, 998248104), (6, 831873420), (7, 713034360), (8, 623905065), (9, 554582280), (10, 499124052), (12, 415936710), (14, 356517180), (15, 332749368), (18, 277291140), (20, 249562026), (21, 237678120), (24, 207968355), (27, 184860760), (28, 178258590), (30, 166374684), (35, 142606872), (36, 138645570), (40, 124781013), (42, 118839060), (45, 110916456), (54, 92430380), (56, 89129295), (60, 83187342), (63, 79226040), (70, 71303436), (72, 69322785), (84, 59419530), (90, 55458228), (105, 47535624), (108, 46215190), (120, 41593671), (126, 39613020), (135, 36972152), (140, 35651718), (168, 29709765), (180, 27729114), (189, 26408680), (210, 23767812), (216, 23107595), (252, 19806510), (270, 18486076), (280, 17825859), (315, 15845208), (360, 13864557), (378, 13204340), (420, 11883906), (504, 9903255), (540, 9243038), (630, 7922604), (756, 6602170), (840, 5941953), (945, 5281736), (1080, 4621519), (1260, 3961302), (1512, 3301085), (1890, 2640868), (2520, 1980651), (3780, 1320434), (7560, 660217)]