131406660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:551

約数の個数: 288

約数和(自身を含む): 524160000

約数和(自身を除く): 392753340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 19, 20, 21, 22, 28, 30, 33, 35, 36, 38, 42, 44, 45, 55, 57, 60, 63, 66, 70, 76, 77, 84, 90, 95, 99, 105, 110, 114, 126, 132, 133, 140, 154, 165, 171, 180, 190, 198, 209, 210, 220, 228, 231, 252, 266, 285, 308, 315, 330, 342, 380, 385, 396, 399, 418, 420, 462, 495, 499, 532, 570, 627, 630, 660, 665, 684, 693, 770, 798, 836, 855, 924, 990, 998, 1045, 1140, 1155, 1197, 1254, 1260, 1330, 1386, 1463, 1497, 1540, 1596, 1710, 1881, 1980, 1995, 1996, 2090, 2310, 2394, 2495, 2508, 2660, 2772, 2926, 2994, 3135, 3420, 3465, 3493, 3762, 3990, 4180, 4389, 4491, 4620, 4788, 4990, 5489, 5852, 5985, 5988, 6270, 6930, 6986, 7315, 7485, 7524, 7980, 8778, 8982, 9405, 9481, 9980, 10479, 10978, 11970, 12540, 13167, 13860, 13972, 14630, 14970, 16467, 17465, 17556, 17964, 18810, 18962, 20958, 21945, 21956, 22455, 23940, 26334, 27445, 28443, 29260, 29940, 31437, 32934, 34930, 37620, 37924, 38423, 41916, 43890, 44910, 47405, 49401, 52395, 52668, 54890, 56886, 62874, 65835, 65868, 66367, 69860, 76846, 82335, 85329, 87780, 89820, 94810, 98802, 104291, 104790, 109780, 113772, 115269, 125748, 131670, 132734, 142215, 153692, 157185, 164670, 170658, 189620, 192115, 197604, 199101, 208582, 209580, 230538, 247005, 263340, 265468, 284430, 312873, 314370, 329340, 331835, 341316, 345807, 384230, 398202, 417164, 426645, 461076, 494010, 521455, 568860, 576345, 597303, 625746, 628740, 663670, 691614, 730037, 768460, 796404, 853290, 938619, 988020, 995505, 1042910, 1152690, 1194606, 1251492, 1327340, 1383228, 1460074, 1564365, 1706580, 1729035, 1877238, 1991010, 2085820, 2190111, 2305380, 2389212, 2920148, 2986515, 3128730, 3458070, 3650185, 3754476, 3982020, 4380222, 4693095, 5973030, 6257460, 6570333, 6916140, 7300370, 8760444, 9386190, 10950555, 11946060, 13140666, 14600740, 18772380, 21901110, 26281332, 32851665, 43802220, 65703330, 131406660]

約数ペア:

[(1, 131406660), (2, 65703330), (3, 43802220), (4, 32851665), (5, 26281332), (6, 21901110), (7, 18772380), (9, 14600740), (10, 13140666), (11, 11946060), (12, 10950555), (14, 9386190), (15, 8760444), (18, 7300370), (19, 6916140), (20, 6570333), (21, 6257460), (22, 5973030), (28, 4693095), (30, 4380222), (33, 3982020), (35, 3754476), (36, 3650185), (38, 3458070), (42, 3128730), (44, 2986515), (45, 2920148), (55, 2389212), (57, 2305380), (60, 2190111), (63, 2085820), (66, 1991010), (70, 1877238), (76, 1729035), (77, 1706580), (84, 1564365), (90, 1460074), (95, 1383228), (99, 1327340), (105, 1251492), (110, 1194606), (114, 1152690), (126, 1042910), (132, 995505), (133, 988020), (140, 938619), (154, 853290), (165, 796404), (171, 768460), (180, 730037), (190, 691614), (198, 663670), (209, 628740), (210, 625746), (220, 597303), (228, 576345), (231, 568860), (252, 521455), (266, 494010), (285, 461076), (308, 426645), (315, 417164), (330, 398202), (342, 384230), (380, 345807), (385, 341316), (396, 331835), (399, 329340), (418, 314370), (420, 312873), (462, 284430), (495, 265468), (499, 263340), (532, 247005), (570, 230538), (627, 209580), (630, 208582), (660, 199101), (665, 197604), (684, 192115), (693, 189620), (770, 170658), (798, 164670), (836, 157185), (855, 153692), (924, 142215), (990, 132734), (998, 131670), (1045, 125748), (1140, 115269), (1155, 113772), (1197, 109780), (1254, 104790), (1260, 104291), (1330, 98802), (1386, 94810), (1463, 89820), (1497, 87780), (1540, 85329), (1596, 82335), (1710, 76846), (1881, 69860), (1980, 66367), (1995, 65868), (1996, 65835), (2090, 62874), (2310, 56886), (2394, 54890), (2495, 52668), (2508, 52395), (2660, 49401), (2772, 47405), (2926, 44910), (2994, 43890), (3135, 41916), (3420, 38423), (3465, 37924), (3493, 37620), (3762, 34930), (3990, 32934), (4180, 31437), (4389, 29940), (4491, 29260), (4620, 28443), (4788, 27445), (4990, 26334), (5489, 23940), (5852, 22455), (5985, 21956), (5988, 21945), (6270, 20958), (6930, 18962), (6986, 18810), (7315, 17964), (7485, 17556), (7524, 17465), (7980, 16467), (8778, 14970), (8982, 14630), (9405, 13972), (9481, 13860), (9980, 13167), (10479, 12540), (10978, 11970)]