2720288520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{797}}^1$

素因数の和:1332

約数の個数: 192

約数和(自身を含む): 9336600000

約数和(自身を除く): 6616311480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 499, 570, 684, 760, 797, 855, 998, 1140, 1368, 1497, 1594, 1710, 1996, 2280, 2391, 2495, 2994, 3188, 3420, 3985, 3992, 4491, 4782, 4990, 5988, 6376, 6840, 7173, 7485, 7970, 8982, 9481, 9564, 9980, 11955, 11976, 14346, 14970, 15143, 15940, 17964, 18962, 19128, 19960, 22455, 23910, 28443, 28692, 29940, 30286, 31880, 35865, 35928, 37924, 44910, 45429, 47405, 47820, 56886, 57384, 59880, 60572, 71730, 75715, 75848, 85329, 89820, 90858, 94810, 95640, 113772, 121144, 136287, 142215, 143460, 151430, 170658, 179640, 181716, 189620, 227145, 227544, 272574, 284430, 286920, 302860, 341316, 363432, 379240, 397703, 426645, 454290, 545148, 568860, 605720, 681435, 682632, 795406, 853290, 908580, 1090296, 1137720, 1193109, 1362870, 1590812, 1706580, 1817160, 1988515, 2386218, 2725740, 3181624, 3413160, 3579327, 3977030, 4772436, 5451480, 5965545, 7158654, 7556357, 7954060, 9544872, 11931090, 14317308, 15112714, 15908120, 17896635, 22669071, 23862180, 28634616, 30225428, 35793270, 37781785, 45338142, 47724360, 60450856, 68007213, 71586540, 75563570, 90676284, 113345355, 136014426, 143173080, 151127140, 181352568, 226690710, 272028852, 302254280, 340036065, 453381420, 544057704, 680072130, 906762840, 1360144260, 2720288520]

約数ペア:

[(1, 2720288520), (2, 1360144260), (3, 906762840), (4, 680072130), (5, 544057704), (6, 453381420), (8, 340036065), (9, 302254280), (10, 272028852), (12, 226690710), (15, 181352568), (18, 151127140), (19, 143173080), (20, 136014426), (24, 113345355), (30, 90676284), (36, 75563570), (38, 71586540), (40, 68007213), (45, 60450856), (57, 47724360), (60, 45338142), (72, 37781785), (76, 35793270), (90, 30225428), (95, 28634616), (114, 23862180), (120, 22669071), (152, 17896635), (171, 15908120), (180, 15112714), (190, 14317308), (228, 11931090), (285, 9544872), (342, 7954060), (360, 7556357), (380, 7158654), (456, 5965545), (499, 5451480), (570, 4772436), (684, 3977030), (760, 3579327), (797, 3413160), (855, 3181624), (998, 2725740), (1140, 2386218), (1368, 1988515), (1497, 1817160), (1594, 1706580), (1710, 1590812), (1996, 1362870), (2280, 1193109), (2391, 1137720), (2495, 1090296), (2994, 908580), (3188, 853290), (3420, 795406), (3985, 682632), (3992, 681435), (4491, 605720), (4782, 568860), (4990, 545148), (5988, 454290), (6376, 426645), (6840, 397703), (7173, 379240), (7485, 363432), (7970, 341316), (8982, 302860), (9481, 286920), (9564, 284430), (9980, 272574), (11955, 227544), (11976, 227145), (14346, 189620), (14970, 181716), (15143, 179640), (15940, 170658), (17964, 151430), (18962, 143460), (19128, 142215), (19960, 136287), (22455, 121144), (23910, 113772), (28443, 95640), (28692, 94810), (29940, 90858), (30286, 89820), (31880, 85329), (35865, 75848), (35928, 75715), (37924, 71730), (44910, 60572), (45429, 59880), (47405, 57384), (47820, 56886)]