31015350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:614

約数の個数: 72

約数和(自身を含む): 84049680

約数和(自身を除く): 53034330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 157, 225, 314, 439, 450, 471, 785, 878, 942, 1317, 1413, 1570, 2195, 2355, 2634, 2826, 3925, 3951, 4390, 4710, 6585, 7065, 7850, 7902, 10975, 11775, 13170, 14130, 19755, 21950, 23550, 32925, 35325, 39510, 65850, 68923, 70650, 98775, 137846, 197550, 206769, 344615, 413538, 620307, 689230, 1033845, 1240614, 1723075, 2067690, 3101535, 3446150, 5169225, 6203070, 10338450, 15507675, 31015350]

約数ペア:

[(1, 31015350), (2, 15507675), (3, 10338450), (5, 6203070), (6, 5169225), (9, 3446150), (10, 3101535), (15, 2067690), (18, 1723075), (25, 1240614), (30, 1033845), (45, 689230), (50, 620307), (75, 413538), (90, 344615), (150, 206769), (157, 197550), (225, 137846), (314, 98775), (439, 70650), (450, 68923), (471, 65850), (785, 39510), (878, 35325), (942, 32925), (1317, 23550), (1413, 21950), (1570, 19755), (2195, 14130), (2355, 13170), (2634, 11775), (2826, 10975), (3925, 7902), (3951, 7850), (4390, 7065), (4710, 6585)]