245371680

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{6311}}^1$

素因数の和:6341

約数の個数: 144

約数和(自身を含む): 868480704

約数和(自身を除く): 623109024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2160, 2430, 2592, 3240, 3888, 4320, 4860, 6311, 6480, 7776, 9720, 12622, 12960, 18933, 19440, 25244, 31555, 37866, 38880, 50488, 56799, 63110, 75732, 94665, 100976, 113598, 126220, 151464, 170397, 189330, 201952, 227196, 252440, 283995, 302928, 340794, 378660, 454392, 504880, 511191, 567990, 605856, 681588, 757320, 851985, 908784, 1009760, 1022382, 1135980, 1363176, 1514640, 1533573, 1703970, 1817568, 2044764, 2271960, 2555955, 2726352, 3029280, 3067146, 3407940, 4089528, 4543920, 5111910, 5452704, 6134292, 6815880, 7667865, 8179056, 9087840, 10223820, 12268584, 13631760, 15335730, 16358112, 20447640, 24537168, 27263520, 30671460, 40895280, 49074336, 61342920, 81790560, 122685840, 245371680]

約数ペア:

[(1, 245371680), (2, 122685840), (3, 81790560), (4, 61342920), (5, 49074336), (6, 40895280), (8, 30671460), (9, 27263520), (10, 24537168), (12, 20447640), (15, 16358112), (16, 15335730), (18, 13631760), (20, 12268584), (24, 10223820), (27, 9087840), (30, 8179056), (32, 7667865), (36, 6815880), (40, 6134292), (45, 5452704), (48, 5111910), (54, 4543920), (60, 4089528), (72, 3407940), (80, 3067146), (81, 3029280), (90, 2726352), (96, 2555955), (108, 2271960), (120, 2044764), (135, 1817568), (144, 1703970), (160, 1533573), (162, 1514640), (180, 1363176), (216, 1135980), (240, 1022382), (243, 1009760), (270, 908784), (288, 851985), (324, 757320), (360, 681588), (405, 605856), (432, 567990), (480, 511191), (486, 504880), (540, 454392), (648, 378660), (720, 340794), (810, 302928), (864, 283995), (972, 252440), (1080, 227196), (1215, 201952), (1296, 189330), (1440, 170397), (1620, 151464), (1944, 126220), (2160, 113598), (2430, 100976), (2592, 94665), (3240, 75732), (3888, 63110), (4320, 56799), (4860, 50488), (6311, 38880), (6480, 37866), (7776, 31555), (9720, 25244), (12622, 19440), (12960, 18933)]