215412180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{647}}^1$

素因数の和:869

約数の個数: 96

約数和(自身を含む): 627056640

約数和(自身を除く): 411644460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 179, 186, 310, 358, 372, 465, 537, 620, 647, 716, 895, 930, 1074, 1294, 1790, 1860, 1941, 2148, 2588, 2685, 3235, 3580, 3882, 5370, 5549, 6470, 7764, 9705, 10740, 11098, 12940, 16647, 19410, 20057, 22196, 27745, 33294, 38820, 40114, 55490, 60171, 66588, 80228, 83235, 100285, 110980, 115813, 120342, 166470, 200570, 231626, 240684, 300855, 332940, 347439, 401140, 463252, 579065, 601710, 694878, 1158130, 1203420, 1389756, 1737195, 2316260, 3474390, 3590203, 6948780, 7180406, 10770609, 14360812, 17951015, 21541218, 35902030, 43082436, 53853045, 71804060, 107706090, 215412180]

約数ペア:

[(1, 215412180), (2, 107706090), (3, 71804060), (4, 53853045), (5, 43082436), (6, 35902030), (10, 21541218), (12, 17951015), (15, 14360812), (20, 10770609), (30, 7180406), (31, 6948780), (60, 3590203), (62, 3474390), (93, 2316260), (124, 1737195), (155, 1389756), (179, 1203420), (186, 1158130), (310, 694878), (358, 601710), (372, 579065), (465, 463252), (537, 401140), (620, 347439), (647, 332940), (716, 300855), (895, 240684), (930, 231626), (1074, 200570), (1294, 166470), (1790, 120342), (1860, 115813), (1941, 110980), (2148, 100285), (2588, 83235), (2685, 80228), (3235, 66588), (3580, 60171), (3882, 55490), (5370, 40114), (5549, 38820), (6470, 33294), (7764, 27745), (9705, 22196), (10740, 20057), (11098, 19410), (12940, 16647)]