278240

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 48

約数和(自身を含む): 689472

約数和(自身を除く): 411232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 47, 74, 80, 94, 148, 160, 185, 188, 235, 296, 370, 376, 470, 592, 740, 752, 940, 1184, 1480, 1504, 1739, 1880, 2960, 3478, 3760, 5920, 6956, 7520, 8695, 13912, 17390, 27824, 34780, 55648, 69560, 139120, 278240]

約数ペア:

[(1, 278240), (2, 139120), (4, 69560), (5, 55648), (8, 34780), (10, 27824), (16, 17390), (20, 13912), (32, 8695), (37, 7520), (40, 6956), (47, 5920), (74, 3760), (80, 3478), (94, 2960), (148, 1880), (160, 1739), (185, 1504), (188, 1480), (235, 1184), (296, 940), (370, 752), (376, 740), (470, 592)]