77807760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{324199}}^1$

素因数の和:324215

約数の個数: 40

約数和(自身を含む): 241204800

約数和(自身を除く): 163397040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 324199, 648398, 972597, 1296796, 1620995, 1945194, 2593592, 3241990, 3890388, 4862985, 5187184, 6483980, 7780776, 9725970, 12967960, 15561552, 19451940, 25935920, 38903880, 77807760]

約数ペア:

[(1, 77807760), (2, 38903880), (3, 25935920), (4, 19451940), (5, 15561552), (6, 12967960), (8, 9725970), (10, 7780776), (12, 6483980), (15, 5187184), (16, 4862985), (20, 3890388), (24, 3241990), (30, 2593592), (40, 1945194), (48, 1620995), (60, 1296796), (80, 972597), (120, 648398), (240, 324199)]