1425760680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{787}}^1$

素因数の和:1319

約数の個数: 128

約数和(自身を含む): 4429946880

約数和(自身を除く): 3004186200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 487, 620, 744, 787, 930, 974, 1240, 1461, 1574, 1860, 1948, 2361, 2435, 2922, 3148, 3720, 3896, 3935, 4722, 4870, 5844, 6296, 7305, 7870, 9444, 9740, 11688, 11805, 14610, 15097, 15740, 18888, 19480, 23610, 24397, 29220, 30194, 31480, 45291, 47220, 48794, 58440, 60388, 73191, 75485, 90582, 94440, 97588, 120776, 121985, 146382, 150970, 181164, 195176, 226455, 243970, 292764, 301940, 362328, 365955, 383269, 452910, 487940, 585528, 603880, 731910, 766538, 905820, 975880, 1149807, 1463820, 1533076, 1811640, 1916345, 2299614, 2927640, 3066152, 3832690, 4599228, 5749035, 7665380, 9198456, 11498070, 11881339, 15330760, 22996140, 23762678, 35644017, 45992280, 47525356, 59406695, 71288034, 95050712, 118813390, 142576068, 178220085, 237626780, 285152136, 356440170, 475253560, 712880340, 1425760680]

約数ペア:

[(1, 1425760680), (2, 712880340), (3, 475253560), (4, 356440170), (5, 285152136), (6, 237626780), (8, 178220085), (10, 142576068), (12, 118813390), (15, 95050712), (20, 71288034), (24, 59406695), (30, 47525356), (31, 45992280), (40, 35644017), (60, 23762678), (62, 22996140), (93, 15330760), (120, 11881339), (124, 11498070), (155, 9198456), (186, 7665380), (248, 5749035), (310, 4599228), (372, 3832690), (465, 3066152), (487, 2927640), (620, 2299614), (744, 1916345), (787, 1811640), (930, 1533076), (974, 1463820), (1240, 1149807), (1461, 975880), (1574, 905820), (1860, 766538), (1948, 731910), (2361, 603880), (2435, 585528), (2922, 487940), (3148, 452910), (3720, 383269), (3896, 365955), (3935, 362328), (4722, 301940), (4870, 292764), (5844, 243970), (6296, 226455), (7305, 195176), (7870, 181164), (9444, 150970), (9740, 146382), (11688, 121985), (11805, 120776), (14610, 97588), (15097, 94440), (15740, 90582), (18888, 75485), (19480, 73191), (23610, 60388), (24397, 58440), (29220, 48794), (30194, 47220), (31480, 45291)]