2984940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:148

約数の個数: 144

約数和(自身を含む): 10902528

約数和(自身を除く): 7917588

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 30, 35, 36, 42, 45, 46, 60, 63, 69, 70, 84, 90, 92, 103, 105, 115, 126, 138, 140, 161, 180, 206, 207, 210, 230, 252, 276, 309, 315, 322, 345, 412, 414, 420, 460, 483, 515, 618, 630, 644, 690, 721, 805, 828, 927, 966, 1030, 1035, 1236, 1260, 1380, 1442, 1449, 1545, 1610, 1854, 1932, 2060, 2070, 2163, 2369, 2415, 2884, 2898, 3090, 3220, 3605, 3708, 4140, 4326, 4635, 4738, 4830, 5796, 6180, 6489, 7107, 7210, 7245, 8652, 9270, 9476, 9660, 10815, 11845, 12978, 14214, 14420, 14490, 16583, 18540, 21321, 21630, 23690, 25956, 28428, 28980, 32445, 33166, 35535, 42642, 43260, 47380, 49749, 64890, 66332, 71070, 82915, 85284, 99498, 106605, 129780, 142140, 149247, 165830, 198996, 213210, 248745, 298494, 331660, 426420, 497490, 596988, 746235, 994980, 1492470, 2984940]

約数ペア:

[(1, 2984940), (2, 1492470), (3, 994980), (4, 746235), (5, 596988), (6, 497490), (7, 426420), (9, 331660), (10, 298494), (12, 248745), (14, 213210), (15, 198996), (18, 165830), (20, 149247), (21, 142140), (23, 129780), (28, 106605), (30, 99498), (35, 85284), (36, 82915), (42, 71070), (45, 66332), (46, 64890), (60, 49749), (63, 47380), (69, 43260), (70, 42642), (84, 35535), (90, 33166), (92, 32445), (103, 28980), (105, 28428), (115, 25956), (126, 23690), (138, 21630), (140, 21321), (161, 18540), (180, 16583), (206, 14490), (207, 14420), (210, 14214), (230, 12978), (252, 11845), (276, 10815), (309, 9660), (315, 9476), (322, 9270), (345, 8652), (412, 7245), (414, 7210), (420, 7107), (460, 6489), (483, 6180), (515, 5796), (618, 4830), (630, 4738), (644, 4635), (690, 4326), (721, 4140), (805, 3708), (828, 3605), (927, 3220), (966, 3090), (1030, 2898), (1035, 2884), (1236, 2415), (1260, 2369), (1380, 2163), (1442, 2070), (1449, 2060), (1545, 1932), (1610, 1854)]