387624720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{230729}}^1$

素因数の和:230752

約数の個数: 80

約数和(自身を含む): 1373304960

約数和(自身を除く): 985680240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 230729, 461458, 692187, 922916, 1153645, 1384374, 1615103, 1845832, 2307290, 2768748, 3230206, 3460935, 3691664, 4614580, 4845309, 5537496, 6460412, 6921870, 8075515, 9229160, 9690618, 11074992, 12920824, 13843740, 16151030, 18458320, 19381236, 24226545, 25841648, 27687480, 32302060, 38762472, 48453090, 55374960, 64604120, 77524944, 96906180, 129208240, 193812360, 387624720]

約数ペア:

[(1, 387624720), (2, 193812360), (3, 129208240), (4, 96906180), (5, 77524944), (6, 64604120), (7, 55374960), (8, 48453090), (10, 38762472), (12, 32302060), (14, 27687480), (15, 25841648), (16, 24226545), (20, 19381236), (21, 18458320), (24, 16151030), (28, 13843740), (30, 12920824), (35, 11074992), (40, 9690618), (42, 9229160), (48, 8075515), (56, 6921870), (60, 6460412), (70, 5537496), (80, 4845309), (84, 4614580), (105, 3691664), (112, 3460935), (120, 3230206), (140, 2768748), (168, 2307290), (210, 1845832), (240, 1615103), (280, 1384374), (336, 1153645), (420, 922916), (560, 692187), (840, 461458), (1680, 230729)]