156848580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{443}}^1$

素因数の和:746

約数の個数: 144

約数和(自身を含む): 546908544

約数和(自身を除く): 390059964

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 281, 315, 420, 443, 562, 630, 843, 886, 1124, 1260, 1329, 1405, 1686, 1772, 1967, 2215, 2529, 2658, 2810, 3101, 3372, 3934, 3987, 4215, 4430, 5058, 5316, 5620, 5901, 6202, 6645, 7868, 7974, 8430, 8860, 9303, 9835, 10116, 11802, 12404, 12645, 13290, 15505, 15948, 16860, 17703, 18606, 19670, 19935, 23604, 25290, 26580, 27909, 29505, 31010, 35406, 37212, 39340, 39870, 46515, 50580, 55818, 59010, 62020, 70812, 79740, 88515, 93030, 111636, 118020, 124483, 139545, 177030, 186060, 248966, 279090, 354060, 373449, 497932, 558180, 622415, 746898, 871381, 1120347, 1244830, 1493796, 1742762, 1867245, 2240694, 2489660, 2614143, 3485524, 3734490, 4356905, 4481388, 5228286, 5601735, 7468980, 7842429, 8713810, 10456572, 11203470, 13070715, 15684858, 17427620, 22406940, 26141430, 31369716, 39212145, 52282860, 78424290, 156848580]

約数ペア:

[(1, 156848580), (2, 78424290), (3, 52282860), (4, 39212145), (5, 31369716), (6, 26141430), (7, 22406940), (9, 17427620), (10, 15684858), (12, 13070715), (14, 11203470), (15, 10456572), (18, 8713810), (20, 7842429), (21, 7468980), (28, 5601735), (30, 5228286), (35, 4481388), (36, 4356905), (42, 3734490), (45, 3485524), (60, 2614143), (63, 2489660), (70, 2240694), (84, 1867245), (90, 1742762), (105, 1493796), (126, 1244830), (140, 1120347), (180, 871381), (210, 746898), (252, 622415), (281, 558180), (315, 497932), (420, 373449), (443, 354060), (562, 279090), (630, 248966), (843, 186060), (886, 177030), (1124, 139545), (1260, 124483), (1329, 118020), (1405, 111636), (1686, 93030), (1772, 88515), (1967, 79740), (2215, 70812), (2529, 62020), (2658, 59010), (2810, 55818), (3101, 50580), (3372, 46515), (3934, 39870), (3987, 39340), (4215, 37212), (4430, 35406), (5058, 31010), (5316, 29505), (5620, 27909), (5901, 26580), (6202, 25290), (6645, 23604), (7868, 19935), (7974, 19670), (8430, 18606), (8860, 17703), (9303, 16860), (9835, 15948), (10116, 15505), (11802, 13290), (12404, 12645)]