1236375790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{241}}^1$

素因数の和:378

約数の個数: 128

約数和(自身を含む): 2654023680

約数和(自身を除く): 1417647890

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 62, 65, 67, 95, 130, 134, 155, 190, 241, 247, 310, 335, 403, 482, 494, 589, 670, 806, 871, 1178, 1205, 1235, 1273, 1742, 2015, 2077, 2410, 2470, 2546, 2945, 3133, 4030, 4154, 4355, 4579, 5890, 6266, 6365, 7471, 7657, 8710, 9158, 10385, 12730, 14942, 15314, 15665, 16147, 16549, 20770, 22895, 27001, 31330, 32294, 33098, 37355, 38285, 39463, 45790, 54002, 59527, 74710, 76570, 78926, 80735, 82745, 97123, 119054, 135005, 141949, 161470, 165490, 194246, 197315, 209911, 270010, 283898, 297635, 306793, 394630, 419822, 485615, 500557, 513019, 595270, 613586, 709745, 971230, 1001114, 1026038, 1049555, 1419490, 1533965, 1845337, 2099110, 2502785, 2565095, 3067930, 3690674, 3988309, 5005570, 5130190, 6507241, 7976618, 9226685, 9510583, 13014482, 18453370, 19021166, 19941545, 32536205, 39883090, 47552915, 65072410, 95105830, 123637579, 247275158, 618187895, 1236375790]

約数ペア:

[(1, 1236375790), (2, 618187895), (5, 247275158), (10, 123637579), (13, 95105830), (19, 65072410), (26, 47552915), (31, 39883090), (38, 32536205), (62, 19941545), (65, 19021166), (67, 18453370), (95, 13014482), (130, 9510583), (134, 9226685), (155, 7976618), (190, 6507241), (241, 5130190), (247, 5005570), (310, 3988309), (335, 3690674), (403, 3067930), (482, 2565095), (494, 2502785), (589, 2099110), (670, 1845337), (806, 1533965), (871, 1419490), (1178, 1049555), (1205, 1026038), (1235, 1001114), (1273, 971230), (1742, 709745), (2015, 613586), (2077, 595270), (2410, 513019), (2470, 500557), (2546, 485615), (2945, 419822), (3133, 394630), (4030, 306793), (4154, 297635), (4355, 283898), (4579, 270010), (5890, 209911), (6266, 197315), (6365, 194246), (7471, 165490), (7657, 161470), (8710, 141949), (9158, 135005), (10385, 119054), (12730, 97123), (14942, 82745), (15314, 80735), (15665, 78926), (16147, 76570), (16549, 74710), (20770, 59527), (22895, 54002), (27001, 45790), (31330, 39463), (32294, 38285), (33098, 37355)]