15987654180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{32933}}^1$

素因数の和:33011

約数の個数: 192

約数和(自身を含む): 53115955200

約数和(自身を除く): 37128301020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 31, 36, 45, 54, 58, 60, 62, 87, 90, 93, 108, 116, 124, 135, 145, 155, 174, 180, 186, 261, 270, 279, 290, 310, 348, 372, 435, 465, 522, 540, 558, 580, 620, 783, 837, 870, 899, 930, 1044, 1116, 1305, 1395, 1566, 1674, 1740, 1798, 1860, 2610, 2697, 2790, 3132, 3348, 3596, 3915, 4185, 4495, 5220, 5394, 5580, 7830, 8091, 8370, 8990, 10788, 13485, 15660, 16182, 16740, 17980, 24273, 26970, 32364, 32933, 40455, 48546, 53940, 65866, 80910, 97092, 98799, 121365, 131732, 161820, 164665, 197598, 242730, 296397, 329330, 395196, 485460, 493995, 592794, 658660, 889191, 955057, 987990, 1020923, 1185588, 1481985, 1778382, 1910114, 1975980, 2041846, 2865171, 2963970, 3062769, 3556764, 3820228, 4083692, 4445955, 4775285, 5104615, 5730342, 5927940, 6125538, 8595513, 8891910, 9188307, 9550570, 10209230, 11460684, 12251076, 14325855, 15313845, 17191026, 17783820, 18376614, 19101140, 20418460, 25786539, 27564921, 28651710, 29606767, 30627690, 34382052, 36753228, 42977565, 45941535, 51573078, 55129842, 57303420, 59213534, 61255380, 85955130, 88820301, 91883070, 103146156, 110259684, 118427068, 128932695, 137824605, 148033835, 171910260, 177640602, 183766140, 257865390, 266460903, 275649210, 296067670, 355281204, 444101505, 515730780, 532921806, 551298420, 592135340, 799382709, 888203010, 1065843612, 1332304515, 1598765418, 1776406020, 2664609030, 3197530836, 3996913545, 5329218060, 7993827090, 15987654180]

約数ペア:

[(1, 15987654180), (2, 7993827090), (3, 5329218060), (4, 3996913545), (5, 3197530836), (6, 2664609030), (9, 1776406020), (10, 1598765418), (12, 1332304515), (15, 1065843612), (18, 888203010), (20, 799382709), (27, 592135340), (29, 551298420), (30, 532921806), (31, 515730780), (36, 444101505), (45, 355281204), (54, 296067670), (58, 275649210), (60, 266460903), (62, 257865390), (87, 183766140), (90, 177640602), (93, 171910260), (108, 148033835), (116, 137824605), (124, 128932695), (135, 118427068), (145, 110259684), (155, 103146156), (174, 91883070), (180, 88820301), (186, 85955130), (261, 61255380), (270, 59213534), (279, 57303420), (290, 55129842), (310, 51573078), (348, 45941535), (372, 42977565), (435, 36753228), (465, 34382052), (522, 30627690), (540, 29606767), (558, 28651710), (580, 27564921), (620, 25786539), (783, 20418460), (837, 19101140), (870, 18376614), (899, 17783820), (930, 17191026), (1044, 15313845), (1116, 14325855), (1305, 12251076), (1395, 11460684), (1566, 10209230), (1674, 9550570), (1740, 9188307), (1798, 8891910), (1860, 8595513), (2610, 6125538), (2697, 5927940), (2790, 5730342), (3132, 5104615), (3348, 4775285), (3596, 4445955), (3915, 4083692), (4185, 3820228), (4495, 3556764), (5220, 3062769), (5394, 2963970), (5580, 2865171), (7830, 2041846), (8091, 1975980), (8370, 1910114), (8990, 1778382), (10788, 1481985), (13485, 1185588), (15660, 1020923), (16182, 987990), (16740, 955057), (17980, 889191), (24273, 658660), (26970, 592794), (32364, 493995), (32933, 485460), (40455, 395196), (48546, 329330), (53940, 296397), (65866, 242730), (80910, 197598), (97092, 164665), (98799, 161820), (121365, 131732)]