2249910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 6471360

約数和(自身を除く): 4221450

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 641, 702, 1170, 1282, 1755, 1923, 3205, 3510, 3846, 5769, 6410, 8333, 9615, 11538, 16666, 17307, 19230, 24999, 28845, 34614, 41665, 49998, 57690, 74997, 83330, 86535, 124995, 149994, 173070, 224991, 249990, 374985, 449982, 749970, 1124955, 2249910]

約数ペア:

[(1, 2249910), (2, 1124955), (3, 749970), (5, 449982), (6, 374985), (9, 249990), (10, 224991), (13, 173070), (15, 149994), (18, 124995), (26, 86535), (27, 83330), (30, 74997), (39, 57690), (45, 49998), (54, 41665), (65, 34614), (78, 28845), (90, 24999), (117, 19230), (130, 17307), (135, 16666), (195, 11538), (234, 9615), (270, 8333), (351, 6410), (390, 5769), (585, 3846), (641, 3510), (702, 3205), (1170, 1923), (1282, 1755)]