816397740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{110623}}^1$

素因数の和:110679

約数の個数: 72

約数和(自身を含む): 2536829568

約数和(自身を除く): 1720431828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 110623, 221246, 331869, 442492, 553115, 663738, 995607, 1106230, 1327476, 1659345, 1991214, 2212460, 3318690, 3982428, 4535543, 4978035, 6637380, 9071086, 9956070, 13606629, 18142172, 19912140, 22677715, 27213258, 40819887, 45355430, 54426516, 68033145, 81639774, 90710860, 136066290, 163279548, 204099435, 272132580, 408198870, 816397740]

約数ペア:

[(1, 816397740), (2, 408198870), (3, 272132580), (4, 204099435), (5, 163279548), (6, 136066290), (9, 90710860), (10, 81639774), (12, 68033145), (15, 54426516), (18, 45355430), (20, 40819887), (30, 27213258), (36, 22677715), (41, 19912140), (45, 18142172), (60, 13606629), (82, 9956070), (90, 9071086), (123, 6637380), (164, 4978035), (180, 4535543), (205, 3982428), (246, 3318690), (369, 2212460), (410, 1991214), (492, 1659345), (615, 1327476), (738, 1106230), (820, 995607), (1230, 663738), (1476, 553115), (1845, 442492), (2460, 331869), (3690, 221246), (7380, 110623)]