17966759840

素因数分解:

$2^5\times 5^1\times {\mathrm{179}}^1\times {\mathrm{439}}^1\times {\mathrm{1429}}^1$

素因数の和:2062

約数の個数: 96

約数和(自身を含む): 42810768000

約数和(自身を除く): 24844008160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179, 358, 439, 716, 878, 895, 1429, 1432, 1756, 1790, 2195, 2858, 2864, 3512, 3580, 4390, 5716, 5728, 7024, 7145, 7160, 8780, 11432, 14048, 14290, 14320, 17560, 22864, 28580, 28640, 35120, 45728, 57160, 70240, 78581, 114320, 157162, 228640, 255791, 314324, 392905, 511582, 627331, 628648, 785810, 1023164, 1254662, 1257296, 1278955, 1571620, 2046328, 2509324, 2514592, 2557910, 3136655, 3143240, 4092656, 5018648, 5115820, 6273310, 6286480, 8185312, 10037296, 10231640, 12546620, 12572960, 20074592, 20463280, 25093240, 40926560, 50186480, 100372960, 112292249, 224584498, 449168996, 561461245, 898337992, 1122922490, 1796675984, 2245844980, 3593351968, 4491689960, 8983379920, 17966759840]

約数ペア:

[(1, 17966759840), (2, 8983379920), (4, 4491689960), (5, 3593351968), (8, 2245844980), (10, 1796675984), (16, 1122922490), (20, 898337992), (32, 561461245), (40, 449168996), (80, 224584498), (160, 112292249), (179, 100372960), (358, 50186480), (439, 40926560), (716, 25093240), (878, 20463280), (895, 20074592), (1429, 12572960), (1432, 12546620), (1756, 10231640), (1790, 10037296), (2195, 8185312), (2858, 6286480), (2864, 6273310), (3512, 5115820), (3580, 5018648), (4390, 4092656), (5716, 3143240), (5728, 3136655), (7024, 2557910), (7145, 2514592), (7160, 2509324), (8780, 2046328), (11432, 1571620), (14048, 1278955), (14290, 1257296), (14320, 1254662), (17560, 1023164), (22864, 785810), (28580, 628648), (28640, 627331), (35120, 511582), (45728, 392905), (57160, 314324), (70240, 255791), (78581, 228640), (114320, 157162)]