1258598320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{41}}^2\times {\mathrm{191}}^1$

素因数の和:300

約数の個数: 180

約数和(自身を含む): 3507311232

約数和(自身を除く): 2248712912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 164, 191, 196, 205, 245, 280, 287, 328, 382, 392, 410, 490, 560, 574, 656, 764, 784, 820, 955, 980, 1148, 1337, 1435, 1528, 1640, 1681, 1910, 1960, 2009, 2296, 2674, 2870, 3056, 3280, 3362, 3820, 3920, 4018, 4592, 5348, 5740, 6685, 6724, 7640, 7831, 8036, 8405, 9359, 10045, 10696, 11480, 11767, 13370, 13448, 15280, 15662, 16072, 16810, 18718, 20090, 21392, 22960, 23534, 26740, 26896, 31324, 32144, 33620, 37436, 39155, 40180, 46795, 47068, 53480, 54817, 58835, 62648, 67240, 74872, 78310, 80360, 82369, 93590, 94136, 106960, 109634, 117670, 125296, 134480, 149744, 156620, 160720, 164738, 187180, 188272, 219268, 235340, 274085, 313240, 321071, 329476, 374360, 383719, 411845, 438536, 470680, 548170, 626480, 642142, 658952, 748720, 767438, 823690, 877072, 941360, 1096340, 1284284, 1317904, 1534876, 1605355, 1647380, 1918595, 2192680, 2247497, 2568568, 3069752, 3210710, 3294760, 3837190, 4385360, 4494994, 5137136, 6139504, 6421420, 6589520, 7674380, 8989988, 11237485, 12842840, 15348760, 15732479, 17979976, 22474970, 25685680, 30697520, 31464958, 35959952, 44949940, 62929916, 78662395, 89899880, 125859832, 157324790, 179799760, 251719664, 314649580, 629299160, 1258598320]

約数ペア:

[(1, 1258598320), (2, 629299160), (4, 314649580), (5, 251719664), (7, 179799760), (8, 157324790), (10, 125859832), (14, 89899880), (16, 78662395), (20, 62929916), (28, 44949940), (35, 35959952), (40, 31464958), (41, 30697520), (49, 25685680), (56, 22474970), (70, 17979976), (80, 15732479), (82, 15348760), (98, 12842840), (112, 11237485), (140, 8989988), (164, 7674380), (191, 6589520), (196, 6421420), (205, 6139504), (245, 5137136), (280, 4494994), (287, 4385360), (328, 3837190), (382, 3294760), (392, 3210710), (410, 3069752), (490, 2568568), (560, 2247497), (574, 2192680), (656, 1918595), (764, 1647380), (784, 1605355), (820, 1534876), (955, 1317904), (980, 1284284), (1148, 1096340), (1337, 941360), (1435, 877072), (1528, 823690), (1640, 767438), (1681, 748720), (1910, 658952), (1960, 642142), (2009, 626480), (2296, 548170), (2674, 470680), (2870, 438536), (3056, 411845), (3280, 383719), (3362, 374360), (3820, 329476), (3920, 321071), (4018, 313240), (4592, 274085), (5348, 235340), (5740, 219268), (6685, 188272), (6724, 187180), (7640, 164738), (7831, 160720), (8036, 156620), (8405, 149744), (9359, 134480), (10045, 125296), (10696, 117670), (11480, 109634), (11767, 106960), (13370, 94136), (13448, 93590), (15280, 82369), (15662, 80360), (16072, 78310), (16810, 74872), (18718, 67240), (20090, 62648), (21392, 58835), (22960, 54817), (23534, 53480), (26740, 47068), (26896, 46795), (31324, 40180), (32144, 39155), (33620, 37436)]