219764580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{16879}}^1$

素因数の和:16929

約数の個数: 96

約数和(自身を含む): 725975040

約数和(自身を除く): 506210460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 13020, 16879, 33758, 50637, 67516, 84395, 101274, 118153, 168790, 202548, 236306, 253185, 337580, 354459, 472612, 506370, 523249, 590765, 708918, 1012740, 1046498, 1181530, 1417836, 1569747, 1772295, 2092996, 2363060, 2616245, 3139494, 3544590, 3662743, 5232490, 6278988, 7089180, 7325486, 7848735, 10464980, 10988229, 14650972, 15697470, 18313715, 21976458, 31394940, 36627430, 43952916, 54941145, 73254860, 109882290, 219764580]

約数ペア:

[(1, 219764580), (2, 109882290), (3, 73254860), (4, 54941145), (5, 43952916), (6, 36627430), (7, 31394940), (10, 21976458), (12, 18313715), (14, 15697470), (15, 14650972), (20, 10988229), (21, 10464980), (28, 7848735), (30, 7325486), (31, 7089180), (35, 6278988), (42, 5232490), (60, 3662743), (62, 3544590), (70, 3139494), (84, 2616245), (93, 2363060), (105, 2092996), (124, 1772295), (140, 1569747), (155, 1417836), (186, 1181530), (210, 1046498), (217, 1012740), (310, 708918), (372, 590765), (420, 523249), (434, 506370), (465, 472612), (620, 354459), (651, 337580), (868, 253185), (930, 236306), (1085, 202548), (1302, 168790), (1860, 118153), (2170, 101274), (2604, 84395), (3255, 67516), (4340, 50637), (6510, 33758), (13020, 16879)]