306090440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{19571}}^1$

素因数の和:19622

約数の個数: 64

約数和(自身を含む): 760959360

約数和(自身を除く): 454868920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 920, 1564, 1955, 3128, 3910, 7820, 15640, 19571, 39142, 78284, 97855, 156568, 195710, 332707, 391420, 450133, 665414, 782840, 900266, 1330828, 1663535, 1800532, 2250665, 2661656, 3327070, 3601064, 4501330, 6654140, 7652261, 9002660, 13308280, 15304522, 18005320, 30609044, 38261305, 61218088, 76522610, 153045220, 306090440]

約数ペア:

[(1, 306090440), (2, 153045220), (4, 76522610), (5, 61218088), (8, 38261305), (10, 30609044), (17, 18005320), (20, 15304522), (23, 13308280), (34, 9002660), (40, 7652261), (46, 6654140), (68, 4501330), (85, 3601064), (92, 3327070), (115, 2661656), (136, 2250665), (170, 1800532), (184, 1663535), (230, 1330828), (340, 900266), (391, 782840), (460, 665414), (680, 450133), (782, 391420), (920, 332707), (1564, 195710), (1955, 156568), (3128, 97855), (3910, 78284), (7820, 39142), (15640, 19571)]