279788130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{19801}}^1$

素因数の和:19971

約数の個数: 48

約数和(自身を含む): 732119544

約数和(自身を除く): 452331414

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 157, 314, 471, 785, 942, 1413, 1570, 2355, 2826, 4710, 7065, 14130, 19801, 39602, 59403, 99005, 118806, 178209, 198010, 297015, 356418, 594030, 891045, 1782090, 3108757, 6217514, 9326271, 15543785, 18652542, 27978813, 31087570, 46631355, 55957626, 93262710, 139894065, 279788130]

約数ペア:

[(1, 279788130), (2, 139894065), (3, 93262710), (5, 55957626), (6, 46631355), (9, 31087570), (10, 27978813), (15, 18652542), (18, 15543785), (30, 9326271), (45, 6217514), (90, 3108757), (157, 1782090), (314, 891045), (471, 594030), (785, 356418), (942, 297015), (1413, 198010), (1570, 178209), (2355, 118806), (2826, 99005), (4710, 59403), (7065, 39602), (14130, 19801)]