256014968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9007}}^1$

素因数の和:9060

約数の個数: 64

約数和(自身を含む): 583718400

約数和(自身を除く): 327703432

約数列:

[1, 2, 4, 8, 11, 17, 19, 22, 34, 38, 44, 68, 76, 88, 136, 152, 187, 209, 323, 374, 418, 646, 748, 836, 1292, 1496, 1672, 2584, 3553, 7106, 9007, 14212, 18014, 28424, 36028, 72056, 99077, 153119, 171133, 198154, 306238, 342266, 396308, 612476, 684532, 792616, 1224952, 1369064, 1684309, 1882463, 2909261, 3368618, 3764926, 5818522, 6737236, 7529852, 11637044, 13474472, 15059704, 23274088, 32001871, 64003742, 128007484, 256014968]

約数ペア:

[(1, 256014968), (2, 128007484), (4, 64003742), (8, 32001871), (11, 23274088), (17, 15059704), (19, 13474472), (22, 11637044), (34, 7529852), (38, 6737236), (44, 5818522), (68, 3764926), (76, 3368618), (88, 2909261), (136, 1882463), (152, 1684309), (187, 1369064), (209, 1224952), (323, 792616), (374, 684532), (418, 612476), (646, 396308), (748, 342266), (836, 306238), (1292, 198154), (1496, 171133), (1672, 153119), (2584, 99077), (3553, 72056), (7106, 36028), (9007, 28424), (14212, 18014)]