1330772380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{17189}}^1$

素因数の和:17291

約数の個数: 72

約数和(自身を含む): 3292228800

約数和(自身を除く): 1961456420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 196, 245, 316, 395, 490, 553, 790, 980, 1106, 1580, 2212, 2765, 3871, 5530, 7742, 11060, 15484, 17189, 19355, 34378, 38710, 68756, 77420, 85945, 120323, 171890, 240646, 343780, 481292, 601615, 842261, 1203230, 1357931, 1684522, 2406460, 2715862, 3369044, 4211305, 5431724, 6789655, 8422610, 9505517, 13579310, 16845220, 19011034, 27158620, 38022068, 47527585, 66538619, 95055170, 133077238, 190110340, 266154476, 332693095, 665386190, 1330772380]

約数ペア:

[(1, 1330772380), (2, 665386190), (4, 332693095), (5, 266154476), (7, 190110340), (10, 133077238), (14, 95055170), (20, 66538619), (28, 47527585), (35, 38022068), (49, 27158620), (70, 19011034), (79, 16845220), (98, 13579310), (140, 9505517), (158, 8422610), (196, 6789655), (245, 5431724), (316, 4211305), (395, 3369044), (490, 2715862), (553, 2406460), (790, 1684522), (980, 1357931), (1106, 1203230), (1580, 842261), (2212, 601615), (2765, 481292), (3871, 343780), (5530, 240646), (7742, 171890), (11060, 120323), (15484, 85945), (17189, 77420), (19355, 68756), (34378, 38710)]