318740884

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:330

約数の個数: 144

約数和(自身を含む): 772208640

約数和(自身を除く): 453467756

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 31, 38, 44, 49, 62, 76, 77, 98, 124, 133, 154, 196, 209, 217, 251, 266, 308, 341, 418, 434, 502, 532, 539, 589, 682, 836, 868, 931, 1004, 1078, 1178, 1364, 1463, 1519, 1757, 1862, 2156, 2356, 2387, 2761, 2926, 3038, 3514, 3724, 4123, 4769, 4774, 5522, 5852, 6076, 6479, 7028, 7781, 8246, 9538, 9548, 10241, 11044, 12299, 12958, 15562, 16492, 16709, 19076, 19327, 20482, 24598, 25916, 28861, 31124, 33383, 33418, 38654, 40964, 45353, 49196, 52459, 54467, 57722, 66766, 66836, 77308, 85591, 90706, 104918, 108934, 115444, 133532, 135289, 147839, 171182, 181412, 209836, 217868, 233681, 270578, 295678, 317471, 342364, 367213, 381269, 467362, 541156, 591356, 599137, 634942, 734426, 762538, 934724, 1034873, 1198274, 1269884, 1468852, 1525076, 1626229, 2069746, 2396548, 2570491, 3252458, 4139492, 4193959, 5140982, 6504916, 7244111, 8387918, 10281964, 11383603, 14488222, 16775836, 22767206, 28976444, 45534412, 79685221, 159370442, 318740884]

約数ペア:

[(1, 318740884), (2, 159370442), (4, 79685221), (7, 45534412), (11, 28976444), (14, 22767206), (19, 16775836), (22, 14488222), (28, 11383603), (31, 10281964), (38, 8387918), (44, 7244111), (49, 6504916), (62, 5140982), (76, 4193959), (77, 4139492), (98, 3252458), (124, 2570491), (133, 2396548), (154, 2069746), (196, 1626229), (209, 1525076), (217, 1468852), (251, 1269884), (266, 1198274), (308, 1034873), (341, 934724), (418, 762538), (434, 734426), (502, 634942), (532, 599137), (539, 591356), (589, 541156), (682, 467362), (836, 381269), (868, 367213), (931, 342364), (1004, 317471), (1078, 295678), (1178, 270578), (1364, 233681), (1463, 217868), (1519, 209836), (1757, 181412), (1862, 171182), (2156, 147839), (2356, 135289), (2387, 133532), (2761, 115444), (2926, 108934), (3038, 104918), (3514, 90706), (3724, 85591), (4123, 77308), (4769, 66836), (4774, 66766), (5522, 57722), (5852, 54467), (6076, 52459), (6479, 49196), (7028, 45353), (7781, 40964), (8246, 38654), (9538, 33418), (9548, 33383), (10241, 31124), (11044, 28861), (12299, 25916), (12958, 24598), (15562, 20482), (16492, 19327), (16709, 19076)]