251715360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:180

約数の個数: 288

約数和(自身を含む): 896495040

約数和(自身を除く): 644779680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 32, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 96, 104, 107, 116, 120, 130, 145, 156, 160, 169, 174, 195, 208, 214, 232, 240, 260, 290, 312, 321, 338, 348, 377, 390, 416, 428, 435, 464, 480, 507, 520, 535, 580, 624, 642, 676, 696, 754, 780, 845, 856, 870, 928, 1014, 1040, 1070, 1131, 1160, 1248, 1284, 1352, 1391, 1392, 1508, 1560, 1605, 1690, 1712, 1740, 1885, 2028, 2080, 2140, 2262, 2320, 2535, 2568, 2704, 2782, 2784, 3016, 3103, 3120, 3210, 3380, 3424, 3480, 3770, 4056, 4173, 4280, 4524, 4640, 4901, 5070, 5136, 5408, 5564, 5655, 6032, 6206, 6240, 6420, 6760, 6955, 6960, 7540, 8112, 8346, 8560, 9048, 9309, 9802, 10140, 10272, 11128, 11310, 12064, 12412, 12840, 13520, 13910, 13920, 14703, 15080, 15515, 16224, 16692, 17120, 18083, 18096, 18618, 19604, 20280, 20865, 22256, 22620, 24505, 24824, 25680, 27040, 27820, 29406, 30160, 31030, 33384, 36166, 36192, 37236, 39208, 40339, 40560, 41730, 44512, 45240, 46545, 49010, 49648, 51360, 54249, 55640, 58812, 60320, 62060, 66768, 72332, 73515, 74472, 78416, 80678, 81120, 83460, 90415, 90480, 93090, 98020, 99296, 108498, 111280, 117624, 121017, 124120, 133536, 144664, 147030, 148944, 156832, 161356, 166920, 180830, 180960, 186180, 196040, 201695, 216996, 222560, 235248, 242034, 248240, 271245, 289328, 294060, 297888, 322712, 333840, 361660, 372360, 392080, 403390, 433992, 470496, 484068, 496480, 524407, 542490, 578656, 588120, 605085, 645424, 667680, 723320, 744720, 784160, 806780, 867984, 968136, 1048814, 1084980, 1176240, 1210170, 1290848, 1446640, 1489440, 1573221, 1613560, 1735968, 1936272, 2097628, 2169960, 2352480, 2420340, 2622035, 2893280, 3146442, 3227120, 3872544, 4195256, 4339920, 4840680, 5244070, 6292884, 6454240, 7866105, 8390512, 8679840, 9681360, 10488140, 12585768, 15732210, 16781024, 19362720, 20976280, 25171536, 31464420, 41952560, 50343072, 62928840, 83905120, 125857680, 251715360]

約数ペア:

[(1, 251715360), (2, 125857680), (3, 83905120), (4, 62928840), (5, 50343072), (6, 41952560), (8, 31464420), (10, 25171536), (12, 20976280), (13, 19362720), (15, 16781024), (16, 15732210), (20, 12585768), (24, 10488140), (26, 9681360), (29, 8679840), (30, 8390512), (32, 7866105), (39, 6454240), (40, 6292884), (48, 5244070), (52, 4840680), (58, 4339920), (60, 4195256), (65, 3872544), (78, 3227120), (80, 3146442), (87, 2893280), (96, 2622035), (104, 2420340), (107, 2352480), (116, 2169960), (120, 2097628), (130, 1936272), (145, 1735968), (156, 1613560), (160, 1573221), (169, 1489440), (174, 1446640), (195, 1290848), (208, 1210170), (214, 1176240), (232, 1084980), (240, 1048814), (260, 968136), (290, 867984), (312, 806780), (321, 784160), (338, 744720), (348, 723320), (377, 667680), (390, 645424), (416, 605085), (428, 588120), (435, 578656), (464, 542490), (480, 524407), (507, 496480), (520, 484068), (535, 470496), (580, 433992), (624, 403390), (642, 392080), (676, 372360), (696, 361660), (754, 333840), (780, 322712), (845, 297888), (856, 294060), (870, 289328), (928, 271245), (1014, 248240), (1040, 242034), (1070, 235248), (1131, 222560), (1160, 216996), (1248, 201695), (1284, 196040), (1352, 186180), (1391, 180960), (1392, 180830), (1508, 166920), (1560, 161356), (1605, 156832), (1690, 148944), (1712, 147030), (1740, 144664), (1885, 133536), (2028, 124120), (2080, 121017), (2140, 117624), (2262, 111280), (2320, 108498), (2535, 99296), (2568, 98020), (2704, 93090), (2782, 90480), (2784, 90415), (3016, 83460), (3103, 81120), (3120, 80678), (3210, 78416), (3380, 74472), (3424, 73515), (3480, 72332), (3770, 66768), (4056, 62060), (4173, 60320), (4280, 58812), (4524, 55640), (4640, 54249), (4901, 51360), (5070, 49648), (5136, 49010), (5408, 46545), (5564, 45240), (5655, 44512), (6032, 41730), (6206, 40560), (6240, 40339), (6420, 39208), (6760, 37236), (6955, 36192), (6960, 36166), (7540, 33384), (8112, 31030), (8346, 30160), (8560, 29406), (9048, 27820), (9309, 27040), (9802, 25680), (10140, 24824), (10272, 24505), (11128, 22620), (11310, 22256), (12064, 20865), (12412, 20280), (12840, 19604), (13520, 18618), (13910, 18096), (13920, 18083), (14703, 17120), (15080, 16692), (15515, 16224)]