180553140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6389}}^1$

素因数の和:6561

約数の個数: 72

約数和(自身を含む): 551252520

約数和(自身を除く): 370699380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2826, 3140, 4710, 5652, 6389, 7065, 9420, 12778, 14130, 19167, 25556, 28260, 31945, 38334, 57501, 63890, 76668, 95835, 115002, 127780, 191670, 230004, 287505, 383340, 575010, 1003073, 1150020, 2006146, 3009219, 4012292, 5015365, 6018438, 9027657, 10030730, 12036876, 15046095, 18055314, 20061460, 30092190, 36110628, 45138285, 60184380, 90276570, 180553140]

約数ペア:

[(1, 180553140), (2, 90276570), (3, 60184380), (4, 45138285), (5, 36110628), (6, 30092190), (9, 20061460), (10, 18055314), (12, 15046095), (15, 12036876), (18, 10030730), (20, 9027657), (30, 6018438), (36, 5015365), (45, 4012292), (60, 3009219), (90, 2006146), (157, 1150020), (180, 1003073), (314, 575010), (471, 383340), (628, 287505), (785, 230004), (942, 191670), (1413, 127780), (1570, 115002), (1884, 95835), (2355, 76668), (2826, 63890), (3140, 57501), (4710, 38334), (5652, 31945), (6389, 28260), (7065, 25556), (9420, 19167), (12778, 14130)]