1984556280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{11197}}^1$

素因数の和:11429

約数の個数: 128

約数和(自身を含む): 6837050880

約数和(自身を除く): 4852494600

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, 211, 280, 420, 422, 633, 840, 844, 1055, 1266, 1477, 1688, 2110, 2532, 2954, 3165, 4220, 4431, 5064, 5908, 6330, 7385, 8440, 8862, 11197, 11816, 12660, 14770, 17724, 22155, 22394, 25320, 29540, 33591, 35448, 44310, 44788, 55985, 59080, 67182, 78379, 88620, 89576, 111970, 134364, 156758, 167955, 177240, 223940, 235137, 268728, 313516, 335910, 391895, 447880, 470274, 627032, 671820, 783790, 940548, 1175685, 1343640, 1567580, 1881096, 2351370, 2362567, 3135160, 4702740, 4725134, 7087701, 9405480, 9450268, 11812835, 14175402, 16537969, 18900536, 23625670, 28350804, 33075938, 35438505, 47251340, 49613907, 56701608, 66151876, 70877010, 82689845, 94502680, 99227814, 132303752, 141754020, 165379690, 198455628, 248069535, 283508040, 330759380, 396911256, 496139070, 661518760, 992278140, 1984556280]

約数ペア:

[(1, 1984556280), (2, 992278140), (3, 661518760), (4, 496139070), (5, 396911256), (6, 330759380), (7, 283508040), (8, 248069535), (10, 198455628), (12, 165379690), (14, 141754020), (15, 132303752), (20, 99227814), (21, 94502680), (24, 82689845), (28, 70877010), (30, 66151876), (35, 56701608), (40, 49613907), (42, 47251340), (56, 35438505), (60, 33075938), (70, 28350804), (84, 23625670), (105, 18900536), (120, 16537969), (140, 14175402), (168, 11812835), (210, 9450268), (211, 9405480), (280, 7087701), (420, 4725134), (422, 4702740), (633, 3135160), (840, 2362567), (844, 2351370), (1055, 1881096), (1266, 1567580), (1477, 1343640), (1688, 1175685), (2110, 940548), (2532, 783790), (2954, 671820), (3165, 627032), (4220, 470274), (4431, 447880), (5064, 391895), (5908, 335910), (6330, 313516), (7385, 268728), (8440, 235137), (8862, 223940), (11197, 177240), (11816, 167955), (12660, 156758), (14770, 134364), (17724, 111970), (22155, 89576), (22394, 88620), (25320, 78379), (29540, 67182), (33591, 59080), (35448, 55985), (44310, 44788)]