156747720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{68749}}^1$

素因数の和:68782

約数の個数: 64

約数和(自身を含む): 495000000

約数和(自身を除く): 338252280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 68749, 137498, 206247, 274996, 343745, 412494, 549992, 687490, 824988, 1031235, 1306231, 1374980, 1649976, 2062470, 2612462, 2749960, 3918693, 4124940, 5224924, 6531155, 7837386, 8249880, 10449848, 13062310, 15674772, 19593465, 26124620, 31349544, 39186930, 52249240, 78373860, 156747720]

約数ペア:

[(1, 156747720), (2, 78373860), (3, 52249240), (4, 39186930), (5, 31349544), (6, 26124620), (8, 19593465), (10, 15674772), (12, 13062310), (15, 10449848), (19, 8249880), (20, 7837386), (24, 6531155), (30, 5224924), (38, 4124940), (40, 3918693), (57, 2749960), (60, 2612462), (76, 2062470), (95, 1649976), (114, 1374980), (120, 1306231), (152, 1031235), (190, 824988), (228, 687490), (285, 549992), (380, 412494), (456, 343745), (570, 274996), (760, 206247), (1140, 137498), (2280, 68749)]