202901520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19661}}^1$

素因数の和:19720

約数の個数: 80

約数和(自身を含む): 643655232

約数和(自身を除く): 440753712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 19661, 39322, 58983, 78644, 98305, 117966, 157288, 196610, 235932, 294915, 314576, 393220, 471864, 589830, 786440, 845423, 943728, 1179660, 1572880, 1690846, 2359320, 2536269, 3381692, 4227115, 4718640, 5072538, 6763384, 8454230, 10145076, 12681345, 13526768, 16908460, 20290152, 25362690, 33816920, 40580304, 50725380, 67633840, 101450760, 202901520]

約数ペア:

[(1, 202901520), (2, 101450760), (3, 67633840), (4, 50725380), (5, 40580304), (6, 33816920), (8, 25362690), (10, 20290152), (12, 16908460), (15, 13526768), (16, 12681345), (20, 10145076), (24, 8454230), (30, 6763384), (40, 5072538), (43, 4718640), (48, 4227115), (60, 3381692), (80, 2536269), (86, 2359320), (120, 1690846), (129, 1572880), (172, 1179660), (215, 943728), (240, 845423), (258, 786440), (344, 589830), (430, 471864), (516, 393220), (645, 314576), (688, 294915), (860, 235932), (1032, 196610), (1290, 157288), (1720, 117966), (2064, 98305), (2580, 78644), (3440, 58983), (5160, 39322), (10320, 19661)]