157212120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{563}}^1$

素因数の和:769

約数の個数: 128

約数和(自身を含む): 511660800

約数和(自身を除く): 354448680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 179, 195, 260, 312, 358, 390, 520, 537, 563, 716, 780, 895, 1074, 1126, 1432, 1560, 1689, 1790, 2148, 2252, 2327, 2685, 2815, 3378, 3580, 4296, 4504, 4654, 5370, 5630, 6756, 6981, 7160, 7319, 8445, 9308, 10740, 11260, 11635, 13512, 13962, 14638, 16890, 18616, 21480, 21957, 22520, 23270, 27924, 29276, 33780, 34905, 36595, 43914, 46540, 55848, 58552, 67560, 69810, 73190, 87828, 93080, 100777, 109785, 139620, 146380, 175656, 201554, 219570, 279240, 292760, 302331, 403108, 439140, 503885, 604662, 806216, 878280, 1007770, 1209324, 1310101, 1511655, 2015540, 2418648, 2620202, 3023310, 3930303, 4031080, 5240404, 6046620, 6550505, 7860606, 10480808, 12093240, 13101010, 15721212, 19651515, 26202020, 31442424, 39303030, 52404040, 78606060, 157212120]

約数ペア:

[(1, 157212120), (2, 78606060), (3, 52404040), (4, 39303030), (5, 31442424), (6, 26202020), (8, 19651515), (10, 15721212), (12, 13101010), (13, 12093240), (15, 10480808), (20, 7860606), (24, 6550505), (26, 6046620), (30, 5240404), (39, 4031080), (40, 3930303), (52, 3023310), (60, 2620202), (65, 2418648), (78, 2015540), (104, 1511655), (120, 1310101), (130, 1209324), (156, 1007770), (179, 878280), (195, 806216), (260, 604662), (312, 503885), (358, 439140), (390, 403108), (520, 302331), (537, 292760), (563, 279240), (716, 219570), (780, 201554), (895, 175656), (1074, 146380), (1126, 139620), (1432, 109785), (1560, 100777), (1689, 93080), (1790, 87828), (2148, 73190), (2252, 69810), (2327, 67560), (2685, 58552), (2815, 55848), (3378, 46540), (3580, 43914), (4296, 36595), (4504, 34905), (4654, 33780), (5370, 29276), (5630, 27924), (6756, 23270), (6981, 22520), (7160, 21957), (7319, 21480), (8445, 18616), (9308, 16890), (10740, 14638), (11260, 13962), (11635, 13512)]