303783340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{1297}}^1$

素因数の和:1559

約数の個数: 72

約数和(自身を含む): 745778880

約数和(自身を除く): 441995540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 239, 245, 478, 490, 956, 980, 1195, 1297, 1673, 2390, 2594, 3346, 4780, 5188, 6485, 6692, 8365, 9079, 11711, 12970, 16730, 18158, 23422, 25940, 33460, 36316, 45395, 46844, 58555, 63553, 90790, 117110, 127106, 181580, 234220, 254212, 309983, 317765, 619966, 635530, 1239932, 1271060, 1549915, 2169881, 3099830, 4339762, 6199660, 8679524, 10849405, 15189167, 21698810, 30378334, 43397620, 60756668, 75945835, 151891670, 303783340]

約数ペア:

[(1, 303783340), (2, 151891670), (4, 75945835), (5, 60756668), (7, 43397620), (10, 30378334), (14, 21698810), (20, 15189167), (28, 10849405), (35, 8679524), (49, 6199660), (70, 4339762), (98, 3099830), (140, 2169881), (196, 1549915), (239, 1271060), (245, 1239932), (478, 635530), (490, 619966), (956, 317765), (980, 309983), (1195, 254212), (1297, 234220), (1673, 181580), (2390, 127106), (2594, 117110), (3346, 90790), (4780, 63553), (5188, 58555), (6485, 46844), (6692, 45395), (8365, 36316), (9079, 33460), (11711, 25940), (12970, 23422), (16730, 18158)]