222531660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1559}}^1$

素因数の和:1648

約数の個数: 144

約数和(自身を含む): 739327680

約数和(自身を除く): 516796020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 61, 65, 78, 90, 117, 122, 130, 156, 180, 183, 195, 234, 244, 260, 305, 366, 390, 468, 549, 585, 610, 732, 780, 793, 915, 1098, 1170, 1220, 1559, 1586, 1830, 2196, 2340, 2379, 2745, 3118, 3172, 3660, 3965, 4677, 4758, 5490, 6236, 7137, 7795, 7930, 9354, 9516, 10980, 11895, 14031, 14274, 15590, 15860, 18708, 20267, 23385, 23790, 28062, 28548, 31180, 35685, 40534, 46770, 47580, 56124, 60801, 70155, 71370, 81068, 93540, 95099, 101335, 121602, 140310, 142740, 182403, 190198, 202670, 243204, 280620, 285297, 304005, 364806, 380396, 405340, 475495, 570594, 608010, 729612, 855891, 912015, 950990, 1141188, 1216020, 1236287, 1426485, 1711782, 1824030, 1901980, 2472574, 2852970, 3423564, 3648060, 3708861, 4279455, 4945148, 5705940, 6181435, 7417722, 8558910, 11126583, 12362870, 14835444, 17117820, 18544305, 22253166, 24725740, 37088610, 44506332, 55632915, 74177220, 111265830, 222531660]

約数ペア:

[(1, 222531660), (2, 111265830), (3, 74177220), (4, 55632915), (5, 44506332), (6, 37088610), (9, 24725740), (10, 22253166), (12, 18544305), (13, 17117820), (15, 14835444), (18, 12362870), (20, 11126583), (26, 8558910), (30, 7417722), (36, 6181435), (39, 5705940), (45, 4945148), (52, 4279455), (60, 3708861), (61, 3648060), (65, 3423564), (78, 2852970), (90, 2472574), (117, 1901980), (122, 1824030), (130, 1711782), (156, 1426485), (180, 1236287), (183, 1216020), (195, 1141188), (234, 950990), (244, 912015), (260, 855891), (305, 729612), (366, 608010), (390, 570594), (468, 475495), (549, 405340), (585, 380396), (610, 364806), (732, 304005), (780, 285297), (793, 280620), (915, 243204), (1098, 202670), (1170, 190198), (1220, 182403), (1559, 142740), (1586, 140310), (1830, 121602), (2196, 101335), (2340, 95099), (2379, 93540), (2745, 81068), (3118, 71370), (3172, 70155), (3660, 60801), (3965, 56124), (4677, 47580), (4758, 46770), (5490, 40534), (6236, 35685), (7137, 31180), (7795, 28548), (7930, 28062), (9354, 23790), (9516, 23385), (10980, 20267), (11895, 18708), (14031, 15860), (14274, 15590)]