315030128

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{165457}}^1$

素因数の和:165489

約数の個数: 40

約数和(自身を含む): 738604512

約数和(自身を除く): 423574384

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 165457, 330914, 661828, 1158199, 1323656, 2316398, 2647312, 2812769, 4632796, 5625538, 9265592, 11251076, 18531184, 19689383, 22502152, 39378766, 45004304, 78757532, 157515064, 315030128]

約数ペア:

[(1, 315030128), (2, 157515064), (4, 78757532), (7, 45004304), (8, 39378766), (14, 22502152), (16, 19689383), (17, 18531184), (28, 11251076), (34, 9265592), (56, 5625538), (68, 4632796), (112, 2812769), (119, 2647312), (136, 2316398), (238, 1323656), (272, 1158199), (476, 661828), (952, 330914), (1904, 165457)]