9920400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{1181}}^1$

素因数の和:1209

約数の個数: 120

約数和(自身を含む): 36348864

約数和(自身を除く): 26428464

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1181, 1200, 1400, 1680, 2100, 2362, 2800, 3543, 4200, 4724, 5905, 7086, 8267, 8400, 9448, 11810, 14172, 16534, 17715, 18896, 23620, 24801, 28344, 29525, 33068, 35430, 41335, 47240, 49602, 56688, 59050, 66136, 70860, 82670, 88575, 94480, 99204, 118100, 124005, 132272, 141720, 165340, 177150, 198408, 206675, 236200, 248010, 283440, 330680, 354300, 396816, 413350, 472400, 496020, 620025, 661360, 708600, 826700, 992040, 1240050, 1417200, 1653400, 1984080, 2480100, 3306800, 4960200, 9920400]

約数ペア:

[(1, 9920400), (2, 4960200), (3, 3306800), (4, 2480100), (5, 1984080), (6, 1653400), (7, 1417200), (8, 1240050), (10, 992040), (12, 826700), (14, 708600), (15, 661360), (16, 620025), (20, 496020), (21, 472400), (24, 413350), (25, 396816), (28, 354300), (30, 330680), (35, 283440), (40, 248010), (42, 236200), (48, 206675), (50, 198408), (56, 177150), (60, 165340), (70, 141720), (75, 132272), (80, 124005), (84, 118100), (100, 99204), (105, 94480), (112, 88575), (120, 82670), (140, 70860), (150, 66136), (168, 59050), (175, 56688), (200, 49602), (210, 47240), (240, 41335), (280, 35430), (300, 33068), (336, 29525), (350, 28344), (400, 24801), (420, 23620), (525, 18896), (560, 17715), (600, 16534), (700, 14172), (840, 11810), (1050, 9448), (1181, 8400), (1200, 8267), (1400, 7086), (1680, 5905), (2100, 4724), (2362, 4200), (2800, 3543)]