80459880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{503}}^1$

素因数の和:591

約数の個数: 128

約数和(自身を含む): 255467520

約数和(自身を除く): 175007640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 43, 60, 62, 86, 93, 120, 124, 129, 155, 172, 186, 215, 248, 258, 310, 344, 372, 430, 465, 503, 516, 620, 645, 744, 860, 930, 1006, 1032, 1240, 1290, 1333, 1509, 1720, 1860, 2012, 2515, 2580, 2666, 3018, 3720, 3999, 4024, 5030, 5160, 5332, 6036, 6665, 7545, 7998, 10060, 10664, 12072, 13330, 15090, 15593, 15996, 19995, 20120, 21629, 26660, 30180, 31186, 31992, 39990, 43258, 46779, 53320, 60360, 62372, 64887, 77965, 79980, 86516, 93558, 108145, 124744, 129774, 155930, 159960, 173032, 187116, 216290, 233895, 259548, 311860, 324435, 374232, 432580, 467790, 519096, 623720, 648870, 670499, 865160, 935580, 1297740, 1340998, 1871160, 2011497, 2595480, 2681996, 3352495, 4022994, 5363992, 6704990, 8045988, 10057485, 13409980, 16091976, 20114970, 26819960, 40229940, 80459880]

約数ペア:

[(1, 80459880), (2, 40229940), (3, 26819960), (4, 20114970), (5, 16091976), (6, 13409980), (8, 10057485), (10, 8045988), (12, 6704990), (15, 5363992), (20, 4022994), (24, 3352495), (30, 2681996), (31, 2595480), (40, 2011497), (43, 1871160), (60, 1340998), (62, 1297740), (86, 935580), (93, 865160), (120, 670499), (124, 648870), (129, 623720), (155, 519096), (172, 467790), (186, 432580), (215, 374232), (248, 324435), (258, 311860), (310, 259548), (344, 233895), (372, 216290), (430, 187116), (465, 173032), (503, 159960), (516, 155930), (620, 129774), (645, 124744), (744, 108145), (860, 93558), (930, 86516), (1006, 79980), (1032, 77965), (1240, 64887), (1290, 62372), (1333, 60360), (1509, 53320), (1720, 46779), (1860, 43258), (2012, 39990), (2515, 31992), (2580, 31186), (2666, 30180), (3018, 26660), (3720, 21629), (3999, 20120), (4024, 19995), (5030, 15996), (5160, 15593), (5332, 15090), (6036, 13330), (6665, 12072), (7545, 10664), (7998, 10060)]