120180400

素因数分解:

$2^4\times 5^2\times {\mathrm{103}}^1\times {\mathrm{2917}}^1$

素因数の和:3038

約数の個数: 60

約数和(自身を含む): 291636592

約数和(自身を除く): 171456192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 103, 200, 206, 400, 412, 515, 824, 1030, 1648, 2060, 2575, 2917, 4120, 5150, 5834, 8240, 10300, 11668, 14585, 20600, 23336, 29170, 41200, 46672, 58340, 72925, 116680, 145850, 233360, 291700, 300451, 583400, 600902, 1166800, 1201804, 1502255, 2403608, 3004510, 4807216, 6009020, 7511275, 12018040, 15022550, 24036080, 30045100, 60090200, 120180400]

約数ペア:

[(1, 120180400), (2, 60090200), (4, 30045100), (5, 24036080), (8, 15022550), (10, 12018040), (16, 7511275), (20, 6009020), (25, 4807216), (40, 3004510), (50, 2403608), (80, 1502255), (100, 1201804), (103, 1166800), (200, 600902), (206, 583400), (400, 300451), (412, 291700), (515, 233360), (824, 145850), (1030, 116680), (1648, 72925), (2060, 58340), (2575, 46672), (2917, 41200), (4120, 29170), (5150, 23336), (5834, 20600), (8240, 14585), (10300, 11668)]