78697860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{31991}}^1$

素因数の和:32044

約数の個数: 48

約数和(自身を含む): 225735552

約数和(自身を除く): 147037692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 31991, 63982, 95973, 127964, 159955, 191946, 319910, 383892, 479865, 639820, 959730, 1311631, 1919460, 2623262, 3934893, 5246524, 6558155, 7869786, 13116310, 15739572, 19674465, 26232620, 39348930, 78697860]

約数ペア:

[(1, 78697860), (2, 39348930), (3, 26232620), (4, 19674465), (5, 15739572), (6, 13116310), (10, 7869786), (12, 6558155), (15, 5246524), (20, 3934893), (30, 2623262), (41, 1919460), (60, 1311631), (82, 959730), (123, 639820), (164, 479865), (205, 383892), (246, 319910), (410, 191946), (492, 159955), (615, 127964), (820, 95973), (1230, 63982), (2460, 31991)]