180293940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13721}}^1$

素因数の和:13809

約数の個数: 72

約数和(自身を含む): 554423688

約数和(自身を除く): 374129748

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 4380, 6570, 13140, 13721, 27442, 41163, 54884, 68605, 82326, 123489, 137210, 164652, 205815, 246978, 274420, 411630, 493956, 617445, 823260, 1001633, 1234890, 2003266, 2469780, 3004899, 4006532, 5008165, 6009798, 9014697, 10016330, 12019596, 15024495, 18029394, 20032660, 30048990, 36058788, 45073485, 60097980, 90146970, 180293940]

約数ペア:

[(1, 180293940), (2, 90146970), (3, 60097980), (4, 45073485), (5, 36058788), (6, 30048990), (9, 20032660), (10, 18029394), (12, 15024495), (15, 12019596), (18, 10016330), (20, 9014697), (30, 6009798), (36, 5008165), (45, 4006532), (60, 3004899), (73, 2469780), (90, 2003266), (146, 1234890), (180, 1001633), (219, 823260), (292, 617445), (365, 493956), (438, 411630), (657, 274420), (730, 246978), (876, 205815), (1095, 164652), (1314, 137210), (1460, 123489), (2190, 82326), (2628, 68605), (3285, 54884), (4380, 41163), (6570, 27442), (13140, 13721)]