260906520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1181}}^1$

素因数の和:1465

約数の個数: 128

約数和(自身を含む): 898698240

約数和(自身を除く): 637791720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 263, 280, 420, 526, 789, 840, 1052, 1181, 1315, 1578, 1841, 2104, 2362, 2630, 3156, 3543, 3682, 3945, 4724, 5260, 5523, 5905, 6312, 7086, 7364, 7890, 8267, 9205, 9448, 10520, 11046, 11810, 14172, 14728, 15780, 16534, 17715, 18410, 22092, 23620, 24801, 27615, 28344, 31560, 33068, 35430, 36820, 41335, 44184, 47240, 49602, 55230, 66136, 70860, 73640, 82670, 99204, 110460, 124005, 141720, 165340, 198408, 220920, 248010, 310603, 330680, 496020, 621206, 931809, 992040, 1242412, 1553015, 1863618, 2174221, 2484824, 3106030, 3727236, 4348442, 4659045, 6212060, 6522663, 7454472, 8696884, 9318090, 10871105, 12424120, 13045326, 17393768, 18636180, 21742210, 26090652, 32613315, 37272360, 43484420, 52181304, 65226630, 86968840, 130453260, 260906520]

約数ペア:

[(1, 260906520), (2, 130453260), (3, 86968840), (4, 65226630), (5, 52181304), (6, 43484420), (7, 37272360), (8, 32613315), (10, 26090652), (12, 21742210), (14, 18636180), (15, 17393768), (20, 13045326), (21, 12424120), (24, 10871105), (28, 9318090), (30, 8696884), (35, 7454472), (40, 6522663), (42, 6212060), (56, 4659045), (60, 4348442), (70, 3727236), (84, 3106030), (105, 2484824), (120, 2174221), (140, 1863618), (168, 1553015), (210, 1242412), (263, 992040), (280, 931809), (420, 621206), (526, 496020), (789, 330680), (840, 310603), (1052, 248010), (1181, 220920), (1315, 198408), (1578, 165340), (1841, 141720), (2104, 124005), (2362, 110460), (2630, 99204), (3156, 82670), (3543, 73640), (3682, 70860), (3945, 66136), (4724, 55230), (5260, 49602), (5523, 47240), (5905, 44184), (6312, 41335), (7086, 36820), (7364, 35430), (7890, 33068), (8267, 31560), (9205, 28344), (9448, 27615), (10520, 24801), (11046, 23620), (11810, 22092), (14172, 18410), (14728, 17715), (15780, 16534)]