207823440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{78721}}^1$

素因数の和:78748

約数の個数: 80

約数和(自身を含む): 702830016

約数和(自身を除く): 495006576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 78721, 157442, 236163, 314884, 393605, 472326, 629768, 787210, 865931, 944652, 1180815, 1259536, 1574420, 1731862, 1889304, 2361630, 2597793, 3148840, 3463724, 3778608, 4329655, 4723260, 5195586, 6297680, 6927448, 8659310, 9446520, 10391172, 12988965, 13854896, 17318620, 18893040, 20782344, 25977930, 34637240, 41564688, 51955860, 69274480, 103911720, 207823440]

約数ペア:

[(1, 207823440), (2, 103911720), (3, 69274480), (4, 51955860), (5, 41564688), (6, 34637240), (8, 25977930), (10, 20782344), (11, 18893040), (12, 17318620), (15, 13854896), (16, 12988965), (20, 10391172), (22, 9446520), (24, 8659310), (30, 6927448), (33, 6297680), (40, 5195586), (44, 4723260), (48, 4329655), (55, 3778608), (60, 3463724), (66, 3148840), (80, 2597793), (88, 2361630), (110, 1889304), (120, 1731862), (132, 1574420), (165, 1259536), (176, 1180815), (220, 944652), (240, 865931), (264, 787210), (330, 629768), (440, 472326), (528, 393605), (660, 314884), (880, 236163), (1320, 157442), (2640, 78721)]