7621120

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:265

約数の個数: 80

約数和(自身を含む): 19764360

約数和(自身を除く): 12143240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 229, 256, 260, 320, 416, 458, 512, 520, 640, 832, 916, 1040, 1145, 1280, 1664, 1832, 2080, 2290, 2560, 2977, 3328, 3664, 4160, 4580, 5954, 6656, 7328, 8320, 9160, 11908, 14656, 14885, 16640, 18320, 23816, 29312, 29770, 33280, 36640, 47632, 58624, 59540, 73280, 95264, 117248, 119080, 146560, 190528, 238160, 293120, 381056, 476320, 586240, 762112, 952640, 1524224, 1905280, 3810560, 7621120]

約数ペア:

[(1, 7621120), (2, 3810560), (4, 1905280), (5, 1524224), (8, 952640), (10, 762112), (13, 586240), (16, 476320), (20, 381056), (26, 293120), (32, 238160), (40, 190528), (52, 146560), (64, 119080), (65, 117248), (80, 95264), (104, 73280), (128, 59540), (130, 58624), (160, 47632), (208, 36640), (229, 33280), (256, 29770), (260, 29312), (320, 23816), (416, 18320), (458, 16640), (512, 14885), (520, 14656), (640, 11908), (832, 9160), (916, 8320), (1040, 7328), (1145, 6656), (1280, 5954), (1664, 4580), (1832, 4160), (2080, 3664), (2290, 3328), (2560, 2977)]