66180720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{881}}^1$

素因数の和:1210

約数の個数: 80

約数和(自身を含む): 206049312

約数和(自身を除く): 139868592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 313, 626, 881, 939, 1252, 1565, 1762, 1878, 2504, 2643, 3130, 3524, 3756, 4405, 4695, 5008, 5286, 6260, 7048, 7512, 8810, 9390, 10572, 12520, 13215, 14096, 15024, 17620, 18780, 21144, 25040, 26430, 35240, 37560, 42288, 52860, 70480, 75120, 105720, 211440, 275753, 551506, 827259, 1103012, 1378765, 1654518, 2206024, 2757530, 3309036, 4136295, 4412048, 5515060, 6618072, 8272590, 11030120, 13236144, 16545180, 22060240, 33090360, 66180720]

約数ペア:

[(1, 66180720), (2, 33090360), (3, 22060240), (4, 16545180), (5, 13236144), (6, 11030120), (8, 8272590), (10, 6618072), (12, 5515060), (15, 4412048), (16, 4136295), (20, 3309036), (24, 2757530), (30, 2206024), (40, 1654518), (48, 1378765), (60, 1103012), (80, 827259), (120, 551506), (240, 275753), (313, 211440), (626, 105720), (881, 75120), (939, 70480), (1252, 52860), (1565, 42288), (1762, 37560), (1878, 35240), (2504, 26430), (2643, 25040), (3130, 21144), (3524, 18780), (3756, 17620), (4405, 15024), (4695, 14096), (5008, 13215), (5286, 12520), (6260, 10572), (7048, 9390), (7512, 8810)]