248804970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{1721}}^1$

素因数の和:1871

約数の個数: 64

約数和(自身を含む): 614960640

約数和(自身を除く): 366155670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 79, 122, 158, 183, 237, 305, 366, 395, 474, 610, 790, 915, 1185, 1721, 1830, 2370, 3442, 4819, 5163, 8605, 9638, 10326, 14457, 17210, 24095, 25815, 28914, 48190, 51630, 72285, 104981, 135959, 144570, 209962, 271918, 314943, 407877, 524905, 629886, 679795, 815754, 1049810, 1359590, 1574715, 2039385, 3149430, 4078770, 8293499, 16586998, 24880497, 41467495, 49760994, 82934990, 124402485, 248804970]

約数ペア:

[(1, 248804970), (2, 124402485), (3, 82934990), (5, 49760994), (6, 41467495), (10, 24880497), (15, 16586998), (30, 8293499), (61, 4078770), (79, 3149430), (122, 2039385), (158, 1574715), (183, 1359590), (237, 1049810), (305, 815754), (366, 679795), (395, 629886), (474, 524905), (610, 407877), (790, 314943), (915, 271918), (1185, 209962), (1721, 144570), (1830, 135959), (2370, 104981), (3442, 72285), (4819, 51630), (5163, 48190), (8605, 28914), (9638, 25815), (10326, 24095), (14457, 17210)]