1490728785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{461}}^1$

素因数の和:615

約数の個数: 128

約数和(自身を含む): 3099672576

約数和(自身を除く): 1608943791

約数列:

[1, 3, 5, 7, 13, 15, 21, 23, 35, 39, 65, 69, 91, 103, 105, 115, 161, 195, 273, 299, 309, 345, 455, 461, 483, 515, 721, 805, 897, 1339, 1365, 1383, 1495, 1545, 2093, 2163, 2305, 2369, 2415, 3227, 3605, 4017, 4485, 5993, 6279, 6695, 6915, 7107, 9373, 9681, 10465, 10603, 10815, 11845, 16135, 16583, 17979, 20085, 28119, 29965, 30797, 31395, 31809, 35535, 41951, 46865, 47483, 48405, 49749, 53015, 74221, 82915, 89895, 92391, 125853, 137839, 140595, 142449, 153985, 159045, 209755, 215579, 222663, 237415, 248745, 332381, 371105, 413517, 461955, 617279, 629265, 646737, 689195, 712245, 964873, 997143, 1077895, 1092109, 1113315, 1661905, 1851837, 2067585, 2894619, 3086395, 3233685, 3276327, 4320953, 4824365, 4985715, 5460545, 7644763, 9259185, 12962859, 14197417, 14473095, 16381635, 21604765, 22934289, 38223815, 42592251, 64814295, 70987085, 99381919, 114671445, 212961255, 298145757, 496909595, 1490728785]

約数ペア:

[(1, 1490728785), (3, 496909595), (5, 298145757), (7, 212961255), (13, 114671445), (15, 99381919), (21, 70987085), (23, 64814295), (35, 42592251), (39, 38223815), (65, 22934289), (69, 21604765), (91, 16381635), (103, 14473095), (105, 14197417), (115, 12962859), (161, 9259185), (195, 7644763), (273, 5460545), (299, 4985715), (309, 4824365), (345, 4320953), (455, 3276327), (461, 3233685), (483, 3086395), (515, 2894619), (721, 2067585), (805, 1851837), (897, 1661905), (1339, 1113315), (1365, 1092109), (1383, 1077895), (1495, 997143), (1545, 964873), (2093, 712245), (2163, 689195), (2305, 646737), (2369, 629265), (2415, 617279), (3227, 461955), (3605, 413517), (4017, 371105), (4485, 332381), (5993, 248745), (6279, 237415), (6695, 222663), (6915, 215579), (7107, 209755), (9373, 159045), (9681, 153985), (10465, 142449), (10603, 140595), (10815, 137839), (11845, 125853), (16135, 92391), (16583, 89895), (17979, 82915), (20085, 74221), (28119, 53015), (29965, 49749), (30797, 48405), (31395, 47483), (31809, 46865), (35535, 41951)]