347658640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{2711}}^1$

素因数の和:2960

約数の個数: 80

約数和(自身を含む): 928154880

約数和(自身を除く): 580496240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 229, 280, 458, 560, 916, 1145, 1603, 1832, 2290, 2711, 3206, 3664, 4580, 5422, 6412, 8015, 9160, 10844, 12824, 13555, 16030, 18320, 18977, 21688, 25648, 27110, 32060, 37954, 43376, 54220, 64120, 75908, 94885, 108440, 128240, 151816, 189770, 216880, 303632, 379540, 620819, 759080, 1241638, 1518160, 2483276, 3104095, 4345733, 4966552, 6208190, 8691466, 9933104, 12416380, 17382932, 21728665, 24832760, 34765864, 43457330, 49665520, 69531728, 86914660, 173829320, 347658640]

約数ペア:

[(1, 347658640), (2, 173829320), (4, 86914660), (5, 69531728), (7, 49665520), (8, 43457330), (10, 34765864), (14, 24832760), (16, 21728665), (20, 17382932), (28, 12416380), (35, 9933104), (40, 8691466), (56, 6208190), (70, 4966552), (80, 4345733), (112, 3104095), (140, 2483276), (229, 1518160), (280, 1241638), (458, 759080), (560, 620819), (916, 379540), (1145, 303632), (1603, 216880), (1832, 189770), (2290, 151816), (2711, 128240), (3206, 108440), (3664, 94885), (4580, 75908), (5422, 64120), (6412, 54220), (8015, 43376), (9160, 37954), (10844, 32060), (12824, 27110), (13555, 25648), (16030, 21688), (18320, 18977)]