1989771480

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{269}}^1\times {\mathrm{761}}^1$

素因数の和:1056

約数の個数: 192

約数和(自身を含む): 6740042400

約数和(自身を除く): 4750270920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 269, 270, 324, 360, 405, 486, 538, 540, 648, 761, 807, 810, 972, 1076, 1080, 1215, 1345, 1522, 1614, 1620, 1944, 2152, 2283, 2421, 2430, 2690, 3044, 3228, 3240, 3805, 4035, 4566, 4842, 4860, 5380, 6088, 6456, 6849, 7263, 7610, 8070, 9132, 9684, 9720, 10760, 11415, 12105, 13698, 14526, 15220, 16140, 18264, 19368, 20547, 21789, 22830, 24210, 27396, 29052, 30440, 32280, 34245, 36315, 41094, 43578, 45660, 48420, 54792, 58104, 61641, 65367, 68490, 72630, 82188, 87156, 91320, 96840, 102735, 108945, 123282, 130734, 136980, 145260, 164376, 174312, 184923, 204709, 205470, 217890, 246564, 261468, 273960, 290520, 308205, 326835, 369846, 409418, 410940, 435780, 493128, 522936, 614127, 616410, 653670, 739692, 818836, 821880, 871560, 924615, 1023545, 1228254, 1232820, 1307340, 1479384, 1637672, 1842381, 1849230, 2047090, 2456508, 2465640, 2614680, 3070635, 3684762, 3698460, 4094180, 4913016, 5527143, 6141270, 7369524, 7396920, 8188360, 9211905, 11054286, 12282540, 14739048, 16581429, 18423810, 22108572, 24565080, 27635715, 33162858, 36847620, 44217144, 49744287, 55271430, 66325716, 73695240, 82907145, 99488574, 110542860, 132651432, 165814290, 198977148, 221085720, 248721435, 331628580, 397954296, 497442870, 663257160, 994885740, 1989771480]

約数ペア:

[(1, 1989771480), (2, 994885740), (3, 663257160), (4, 497442870), (5, 397954296), (6, 331628580), (8, 248721435), (9, 221085720), (10, 198977148), (12, 165814290), (15, 132651432), (18, 110542860), (20, 99488574), (24, 82907145), (27, 73695240), (30, 66325716), (36, 55271430), (40, 49744287), (45, 44217144), (54, 36847620), (60, 33162858), (72, 27635715), (81, 24565080), (90, 22108572), (108, 18423810), (120, 16581429), (135, 14739048), (162, 12282540), (180, 11054286), (216, 9211905), (243, 8188360), (269, 7396920), (270, 7369524), (324, 6141270), (360, 5527143), (405, 4913016), (486, 4094180), (538, 3698460), (540, 3684762), (648, 3070635), (761, 2614680), (807, 2465640), (810, 2456508), (972, 2047090), (1076, 1849230), (1080, 1842381), (1215, 1637672), (1345, 1479384), (1522, 1307340), (1614, 1232820), (1620, 1228254), (1944, 1023545), (2152, 924615), (2283, 871560), (2421, 821880), (2430, 818836), (2690, 739692), (3044, 653670), (3228, 616410), (3240, 614127), (3805, 522936), (4035, 493128), (4566, 435780), (4842, 410940), (4860, 409418), (5380, 369846), (6088, 326835), (6456, 308205), (6849, 290520), (7263, 273960), (7610, 261468), (8070, 246564), (9132, 217890), (9684, 205470), (9720, 204709), (10760, 184923), (11415, 174312), (12105, 164376), (13698, 145260), (14526, 136980), (15220, 130734), (16140, 123282), (18264, 108945), (19368, 102735), (20547, 96840), (21789, 91320), (22830, 87156), (24210, 82188), (27396, 72630), (29052, 68490), (30440, 65367), (32280, 61641), (34245, 58104), (36315, 54792), (41094, 48420), (43578, 45660)]