78084840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1553}}^1$

素因数の和:1986

約数の個数: 64

約数和(自身を含む): 234964800

約数和(自身を除く): 156879960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 419, 838, 1257, 1553, 1676, 2095, 2514, 3106, 3352, 4190, 4659, 5028, 6212, 6285, 7765, 8380, 9318, 10056, 12424, 12570, 15530, 16760, 18636, 23295, 25140, 31060, 37272, 46590, 50280, 62120, 93180, 186360, 650707, 1301414, 1952121, 2602828, 3253535, 3904242, 5205656, 6507070, 7808484, 9760605, 13014140, 15616968, 19521210, 26028280, 39042420, 78084840]

約数ペア:

[(1, 78084840), (2, 39042420), (3, 26028280), (4, 19521210), (5, 15616968), (6, 13014140), (8, 9760605), (10, 7808484), (12, 6507070), (15, 5205656), (20, 3904242), (24, 3253535), (30, 2602828), (40, 1952121), (60, 1301414), (120, 650707), (419, 186360), (838, 93180), (1257, 62120), (1553, 50280), (1676, 46590), (2095, 37272), (2514, 31060), (3106, 25140), (3352, 23295), (4190, 18636), (4659, 16760), (5028, 15530), (6212, 12570), (6285, 12424), (7765, 10056), (8380, 9318)]