31081440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1$

素因数の和:341

約数の個数: 192

約数和(自身を含む): 112021056

約数和(自身を除く): 80939616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 32, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 96, 102, 104, 120, 130, 136, 156, 160, 170, 195, 204, 208, 221, 240, 255, 260, 272, 293, 312, 340, 390, 408, 416, 442, 480, 510, 520, 544, 586, 624, 663, 680, 780, 816, 879, 884, 1020, 1040, 1105, 1172, 1248, 1326, 1360, 1465, 1560, 1632, 1758, 1768, 2040, 2080, 2210, 2344, 2652, 2720, 2930, 3120, 3315, 3516, 3536, 3809, 4080, 4395, 4420, 4688, 4981, 5304, 5860, 6240, 6630, 7032, 7072, 7618, 8160, 8790, 8840, 9376, 9962, 10608, 11427, 11720, 13260, 14064, 14943, 15236, 17580, 17680, 19045, 19924, 21216, 22854, 23440, 24905, 26520, 28128, 29886, 30472, 35160, 35360, 38090, 39848, 45708, 46880, 49810, 53040, 57135, 59772, 60944, 64753, 70320, 74715, 76180, 79696, 91416, 99620, 106080, 114270, 119544, 121888, 129506, 140640, 149430, 152360, 159392, 182832, 194259, 199240, 228540, 239088, 259012, 298860, 304720, 323765, 365664, 388518, 398480, 457080, 478176, 518024, 597720, 609440, 647530, 777036, 796960, 914160, 971295, 1036048, 1195440, 1295060, 1554072, 1828320, 1942590, 2072096, 2390880, 2590120, 3108144, 3885180, 5180240, 6216288, 7770360, 10360480, 15540720, 31081440]

約数ペア:

[(1, 31081440), (2, 15540720), (3, 10360480), (4, 7770360), (5, 6216288), (6, 5180240), (8, 3885180), (10, 3108144), (12, 2590120), (13, 2390880), (15, 2072096), (16, 1942590), (17, 1828320), (20, 1554072), (24, 1295060), (26, 1195440), (30, 1036048), (32, 971295), (34, 914160), (39, 796960), (40, 777036), (48, 647530), (51, 609440), (52, 597720), (60, 518024), (65, 478176), (68, 457080), (78, 398480), (80, 388518), (85, 365664), (96, 323765), (102, 304720), (104, 298860), (120, 259012), (130, 239088), (136, 228540), (156, 199240), (160, 194259), (170, 182832), (195, 159392), (204, 152360), (208, 149430), (221, 140640), (240, 129506), (255, 121888), (260, 119544), (272, 114270), (293, 106080), (312, 99620), (340, 91416), (390, 79696), (408, 76180), (416, 74715), (442, 70320), (480, 64753), (510, 60944), (520, 59772), (544, 57135), (586, 53040), (624, 49810), (663, 46880), (680, 45708), (780, 39848), (816, 38090), (879, 35360), (884, 35160), (1020, 30472), (1040, 29886), (1105, 28128), (1172, 26520), (1248, 24905), (1326, 23440), (1360, 22854), (1465, 21216), (1560, 19924), (1632, 19045), (1758, 17680), (1768, 17580), (2040, 15236), (2080, 14943), (2210, 14064), (2344, 13260), (2652, 11720), (2720, 11427), (2930, 10608), (3120, 9962), (3315, 9376), (3516, 8840), (3536, 8790), (3809, 8160), (4080, 7618), (4395, 7072), (4420, 7032), (4688, 6630), (4981, 6240), (5304, 5860)]