15841620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 52835328

約数和(自身を除く): 36993708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 31, 34, 36, 45, 51, 60, 62, 68, 85, 90, 93, 102, 124, 153, 155, 167, 170, 180, 186, 204, 255, 279, 306, 310, 334, 340, 372, 465, 501, 510, 527, 558, 612, 620, 668, 765, 835, 930, 1002, 1020, 1054, 1116, 1395, 1503, 1530, 1581, 1670, 1860, 2004, 2108, 2505, 2635, 2790, 2839, 3006, 3060, 3162, 3340, 4743, 5010, 5177, 5270, 5580, 5678, 6012, 6324, 7515, 7905, 8517, 9486, 10020, 10354, 10540, 11356, 14195, 15030, 15531, 15810, 17034, 18972, 20708, 23715, 25551, 25885, 28390, 30060, 31062, 31620, 34068, 42585, 46593, 47430, 51102, 51770, 56780, 62124, 77655, 85170, 88009, 93186, 94860, 102204, 103540, 127755, 155310, 170340, 176018, 186372, 232965, 255510, 264027, 310620, 352036, 440045, 465930, 511020, 528054, 792081, 880090, 931860, 1056108, 1320135, 1584162, 1760180, 2640270, 3168324, 3960405, 5280540, 7920810, 15841620]

約数ペア:

[(1, 15841620), (2, 7920810), (3, 5280540), (4, 3960405), (5, 3168324), (6, 2640270), (9, 1760180), (10, 1584162), (12, 1320135), (15, 1056108), (17, 931860), (18, 880090), (20, 792081), (30, 528054), (31, 511020), (34, 465930), (36, 440045), (45, 352036), (51, 310620), (60, 264027), (62, 255510), (68, 232965), (85, 186372), (90, 176018), (93, 170340), (102, 155310), (124, 127755), (153, 103540), (155, 102204), (167, 94860), (170, 93186), (180, 88009), (186, 85170), (204, 77655), (255, 62124), (279, 56780), (306, 51770), (310, 51102), (334, 47430), (340, 46593), (372, 42585), (465, 34068), (501, 31620), (510, 31062), (527, 30060), (558, 28390), (612, 25885), (620, 25551), (668, 23715), (765, 20708), (835, 18972), (930, 17034), (1002, 15810), (1020, 15531), (1054, 15030), (1116, 14195), (1395, 11356), (1503, 10540), (1530, 10354), (1581, 10020), (1670, 9486), (1860, 8517), (2004, 7905), (2108, 7515), (2505, 6324), (2635, 6012), (2790, 5678), (2839, 5580), (3006, 5270), (3060, 5177), (3162, 5010), (3340, 4743)]