201178840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8539}}^1$

素因数の和:8600

約数の個数: 64

約数和(自身を含む): 491904000

約数和(自身を除く): 290725160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5890, 8539, 11780, 17078, 23560, 34156, 42695, 68312, 85390, 162241, 170780, 264709, 324482, 341560, 529418, 648964, 811205, 1058836, 1297928, 1323545, 1622410, 2117672, 2647090, 3244820, 5029471, 5294180, 6489640, 10058942, 10588360, 20117884, 25147355, 40235768, 50294710, 100589420, 201178840]

約数ペア:

[(1, 201178840), (2, 100589420), (4, 50294710), (5, 40235768), (8, 25147355), (10, 20117884), (19, 10588360), (20, 10058942), (31, 6489640), (38, 5294180), (40, 5029471), (62, 3244820), (76, 2647090), (95, 2117672), (124, 1622410), (152, 1323545), (155, 1297928), (190, 1058836), (248, 811205), (310, 648964), (380, 529418), (589, 341560), (620, 324482), (760, 264709), (1178, 170780), (1240, 162241), (2356, 85390), (2945, 68312), (4712, 42695), (5890, 34156), (8539, 23560), (11780, 17078)]