247826320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{331}}^1$

素因数の和:549

約数の個数: 120

約数和(自身を含む): 675813888

約数和(自身を除く): 427987568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 191, 196, 245, 280, 331, 382, 392, 490, 560, 662, 764, 784, 955, 980, 1324, 1337, 1528, 1655, 1910, 1960, 2317, 2648, 2674, 3056, 3310, 3820, 3920, 4634, 5296, 5348, 6620, 6685, 7640, 9268, 9359, 10696, 11585, 13240, 13370, 15280, 16219, 18536, 18718, 21392, 23170, 26480, 26740, 32438, 37072, 37436, 46340, 46795, 53480, 63221, 64876, 74872, 81095, 92680, 93590, 106960, 126442, 129752, 149744, 162190, 185360, 187180, 252884, 259504, 316105, 324380, 374360, 442547, 505768, 632210, 648760, 748720, 885094, 1011536, 1264420, 1297520, 1770188, 2212735, 2528840, 3097829, 3540376, 4425470, 5057680, 6195658, 7080752, 8850940, 12391316, 15489145, 17701880, 24782632, 30978290, 35403760, 49565264, 61956580, 123913160, 247826320]

約数ペア:

[(1, 247826320), (2, 123913160), (4, 61956580), (5, 49565264), (7, 35403760), (8, 30978290), (10, 24782632), (14, 17701880), (16, 15489145), (20, 12391316), (28, 8850940), (35, 7080752), (40, 6195658), (49, 5057680), (56, 4425470), (70, 3540376), (80, 3097829), (98, 2528840), (112, 2212735), (140, 1770188), (191, 1297520), (196, 1264420), (245, 1011536), (280, 885094), (331, 748720), (382, 648760), (392, 632210), (490, 505768), (560, 442547), (662, 374360), (764, 324380), (784, 316105), (955, 259504), (980, 252884), (1324, 187180), (1337, 185360), (1528, 162190), (1655, 149744), (1910, 129752), (1960, 126442), (2317, 106960), (2648, 93590), (2674, 92680), (3056, 81095), (3310, 74872), (3820, 64876), (3920, 63221), (4634, 53480), (5296, 46795), (5348, 46340), (6620, 37436), (6685, 37072), (7640, 32438), (9268, 26740), (9359, 26480), (10696, 23170), (11585, 21392), (13240, 18718), (13370, 18536), (15280, 16219)]