68983020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2141}}^1$

素因数の和:2335

約数の個数: 72

約数和(自身を含む): 210515760

約数和(自身を除く): 141532740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 179, 180, 358, 537, 716, 895, 1074, 1611, 1790, 2141, 2148, 2685, 3222, 3580, 4282, 5370, 6423, 6444, 8055, 8564, 10705, 10740, 12846, 16110, 19269, 21410, 25692, 32115, 32220, 38538, 42820, 64230, 77076, 96345, 128460, 192690, 383239, 385380, 766478, 1149717, 1532956, 1916195, 2299434, 3449151, 3832390, 4598868, 5748585, 6898302, 7664780, 11497170, 13796604, 17245755, 22994340, 34491510, 68983020]

約数ペア:

[(1, 68983020), (2, 34491510), (3, 22994340), (4, 17245755), (5, 13796604), (6, 11497170), (9, 7664780), (10, 6898302), (12, 5748585), (15, 4598868), (18, 3832390), (20, 3449151), (30, 2299434), (36, 1916195), (45, 1532956), (60, 1149717), (90, 766478), (179, 385380), (180, 383239), (358, 192690), (537, 128460), (716, 96345), (895, 77076), (1074, 64230), (1611, 42820), (1790, 38538), (2141, 32220), (2148, 32115), (2685, 25692), (3222, 21410), (3580, 19269), (4282, 16110), (5370, 12846), (6423, 10740), (6444, 10705), (8055, 8564)]