15955560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 56609280

約数和(自身を除く): 40653720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 41, 45, 46, 47, 60, 69, 72, 82, 90, 92, 94, 115, 120, 123, 138, 141, 164, 180, 184, 188, 205, 207, 230, 235, 246, 276, 282, 328, 345, 360, 369, 376, 410, 414, 423, 460, 470, 492, 552, 564, 615, 690, 705, 738, 820, 828, 846, 920, 940, 943, 984, 1035, 1081, 1128, 1230, 1380, 1410, 1476, 1640, 1656, 1692, 1845, 1880, 1886, 1927, 2070, 2115, 2162, 2460, 2760, 2820, 2829, 2952, 3243, 3384, 3690, 3772, 3854, 4140, 4230, 4324, 4715, 4920, 5405, 5640, 5658, 5781, 6486, 7380, 7544, 7708, 8280, 8460, 8487, 8648, 9430, 9635, 9729, 10810, 11316, 11562, 12972, 14145, 14760, 15416, 16215, 16920, 16974, 17343, 18860, 19270, 19458, 21620, 22632, 23124, 25944, 28290, 28905, 32430, 33948, 34686, 37720, 38540, 38916, 42435, 43240, 44321, 46248, 48645, 56580, 57810, 64860, 67896, 69372, 77080, 77832, 84870, 86715, 88642, 97290, 113160, 115620, 129720, 132963, 138744, 169740, 173430, 177284, 194580, 221605, 231240, 265926, 339480, 346860, 354568, 389160, 398889, 443210, 531852, 664815, 693720, 797778, 886420, 1063704, 1329630, 1595556, 1772840, 1994445, 2659260, 3191112, 3988890, 5318520, 7977780, 15955560]

約数ペア:

[(1, 15955560), (2, 7977780), (3, 5318520), (4, 3988890), (5, 3191112), (6, 2659260), (8, 1994445), (9, 1772840), (10, 1595556), (12, 1329630), (15, 1063704), (18, 886420), (20, 797778), (23, 693720), (24, 664815), (30, 531852), (36, 443210), (40, 398889), (41, 389160), (45, 354568), (46, 346860), (47, 339480), (60, 265926), (69, 231240), (72, 221605), (82, 194580), (90, 177284), (92, 173430), (94, 169740), (115, 138744), (120, 132963), (123, 129720), (138, 115620), (141, 113160), (164, 97290), (180, 88642), (184, 86715), (188, 84870), (205, 77832), (207, 77080), (230, 69372), (235, 67896), (246, 64860), (276, 57810), (282, 56580), (328, 48645), (345, 46248), (360, 44321), (369, 43240), (376, 42435), (410, 38916), (414, 38540), (423, 37720), (460, 34686), (470, 33948), (492, 32430), (552, 28905), (564, 28290), (615, 25944), (690, 23124), (705, 22632), (738, 21620), (820, 19458), (828, 19270), (846, 18860), (920, 17343), (940, 16974), (943, 16920), (984, 16215), (1035, 15416), (1081, 14760), (1128, 14145), (1230, 12972), (1380, 11562), (1410, 11316), (1476, 10810), (1640, 9729), (1656, 9635), (1692, 9430), (1845, 8648), (1880, 8487), (1886, 8460), (1927, 8280), (2070, 7708), (2115, 7544), (2162, 7380), (2460, 6486), (2760, 5781), (2820, 5658), (2829, 5640), (2952, 5405), (3243, 4920), (3384, 4715), (3690, 4324), (3772, 4230), (3854, 4140)]