121621920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{5171}}^1$

素因数の和:5203

約数の個数: 144

約数和(自身を含む): 445743648

約数和(自身を除く): 324121728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5171, 5880, 7840, 10342, 11760, 15513, 20684, 23520, 25855, 31026, 36197, 41368, 51710, 62052, 72394, 77565, 82736, 103420, 108591, 124104, 144788, 155130, 165472, 180985, 206840, 217182, 248208, 253379, 289576, 310260, 361970, 413680, 434364, 496416, 506758, 542955, 579152, 620520, 723940, 760137, 827360, 868728, 1013516, 1085910, 1158304, 1241040, 1266895, 1447880, 1520274, 1737456, 2027032, 2171820, 2482080, 2533790, 2895760, 3040548, 3474912, 3800685, 4054064, 4343640, 5067580, 5791520, 6081096, 7601370, 8108128, 8687280, 10135160, 12162192, 15202740, 17374560, 20270320, 24324384, 30405480, 40540640, 60810960, 121621920]

約数ペア:

[(1, 121621920), (2, 60810960), (3, 40540640), (4, 30405480), (5, 24324384), (6, 20270320), (7, 17374560), (8, 15202740), (10, 12162192), (12, 10135160), (14, 8687280), (15, 8108128), (16, 7601370), (20, 6081096), (21, 5791520), (24, 5067580), (28, 4343640), (30, 4054064), (32, 3800685), (35, 3474912), (40, 3040548), (42, 2895760), (48, 2533790), (49, 2482080), (56, 2171820), (60, 2027032), (70, 1737456), (80, 1520274), (84, 1447880), (96, 1266895), (98, 1241040), (105, 1158304), (112, 1085910), (120, 1013516), (140, 868728), (147, 827360), (160, 760137), (168, 723940), (196, 620520), (210, 579152), (224, 542955), (240, 506758), (245, 496416), (280, 434364), (294, 413680), (336, 361970), (392, 310260), (420, 289576), (480, 253379), (490, 248208), (560, 217182), (588, 206840), (672, 180985), (735, 165472), (784, 155130), (840, 144788), (980, 124104), (1120, 108591), (1176, 103420), (1470, 82736), (1568, 77565), (1680, 72394), (1960, 62052), (2352, 51710), (2940, 41368), (3360, 36197), (3920, 31026), (4704, 25855), (5171, 23520), (5880, 20684), (7840, 15513), (10342, 11760)]