204450960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{121697}}^1$

素因数の和:121720

約数の個数: 80

約数和(自身を含む): 724346496

約数和(自身を除く): 519895536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 121697, 243394, 365091, 486788, 608485, 730182, 851879, 973576, 1216970, 1460364, 1703758, 1825455, 1947152, 2433940, 2555637, 2920728, 3407516, 3650910, 4259395, 4867880, 5111274, 5841456, 6815032, 7301820, 8518790, 9735760, 10222548, 12778185, 13630064, 14603640, 17037580, 20445096, 25556370, 29207280, 34075160, 40890192, 51112740, 68150320, 102225480, 204450960]

約数ペア:

[(1, 204450960), (2, 102225480), (3, 68150320), (4, 51112740), (5, 40890192), (6, 34075160), (7, 29207280), (8, 25556370), (10, 20445096), (12, 17037580), (14, 14603640), (15, 13630064), (16, 12778185), (20, 10222548), (21, 9735760), (24, 8518790), (28, 7301820), (30, 6815032), (35, 5841456), (40, 5111274), (42, 4867880), (48, 4259395), (56, 3650910), (60, 3407516), (70, 2920728), (80, 2555637), (84, 2433940), (105, 1947152), (112, 1825455), (120, 1703758), (140, 1460364), (168, 1216970), (210, 973576), (240, 851879), (280, 730182), (336, 608485), (420, 486788), (560, 365091), (840, 243394), (1680, 121697)]