309016680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11867}}^1$

素因数の和:11919

約数の個数: 128

約数和(自身を含む): 1093754880

約数和(自身を除く): 784738200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 11867, 13020, 23734, 26040, 35601, 47468, 59335, 71202, 83069, 94936, 118670, 142404, 166138, 178005, 237340, 249207, 284808, 332276, 356010, 367877, 415345, 474680, 498414, 664552, 712020, 735754, 830690, 996828, 1103631, 1246035, 1424040, 1471508, 1661380, 1839385, 1993656, 2207262, 2492070, 2575139, 2943016, 3322760, 3678770, 4414524, 4984140, 5150278, 5518155, 7357540, 7725417, 8829048, 9968280, 10300556, 11036310, 12875695, 14715080, 15450834, 20601112, 22072620, 25751390, 30901668, 38627085, 44145240, 51502780, 61803336, 77254170, 103005560, 154508340, 309016680]

約数ペア:

[(1, 309016680), (2, 154508340), (3, 103005560), (4, 77254170), (5, 61803336), (6, 51502780), (7, 44145240), (8, 38627085), (10, 30901668), (12, 25751390), (14, 22072620), (15, 20601112), (20, 15450834), (21, 14715080), (24, 12875695), (28, 11036310), (30, 10300556), (31, 9968280), (35, 8829048), (40, 7725417), (42, 7357540), (56, 5518155), (60, 5150278), (62, 4984140), (70, 4414524), (84, 3678770), (93, 3322760), (105, 2943016), (120, 2575139), (124, 2492070), (140, 2207262), (155, 1993656), (168, 1839385), (186, 1661380), (210, 1471508), (217, 1424040), (248, 1246035), (280, 1103631), (310, 996828), (372, 830690), (420, 735754), (434, 712020), (465, 664552), (620, 498414), (651, 474680), (744, 415345), (840, 367877), (868, 356010), (930, 332276), (1085, 284808), (1240, 249207), (1302, 237340), (1736, 178005), (1860, 166138), (2170, 142404), (2604, 118670), (3255, 94936), (3720, 83069), (4340, 71202), (5208, 59335), (6510, 47468), (8680, 35601), (11867, 26040), (13020, 23734)]