403955520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{857}}^1$

素因数の和:1368

約数の個数: 112

約数和(自身を含む): 1286670528

約数和(自身を除く): 882715008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 491, 857, 960, 982, 1473, 1714, 1964, 2455, 2571, 2946, 3428, 3928, 4285, 4910, 5142, 5892, 6856, 7365, 7856, 8570, 9820, 10284, 11784, 12855, 13712, 14730, 15712, 17140, 19640, 20568, 23568, 25710, 27424, 29460, 31424, 34280, 39280, 41136, 47136, 51420, 54848, 58920, 68560, 78560, 82272, 94272, 102840, 117840, 137120, 157120, 164544, 205680, 235680, 274240, 411360, 420787, 471360, 822720, 841574, 1262361, 1683148, 2103935, 2524722, 3366296, 4207870, 5049444, 6311805, 6732592, 8415740, 10098888, 12623610, 13465184, 16831480, 20197776, 25247220, 26930368, 33662960, 40395552, 50494440, 67325920, 80791104, 100988880, 134651840, 201977760, 403955520]

約数ペア:

[(1, 403955520), (2, 201977760), (3, 134651840), (4, 100988880), (5, 80791104), (6, 67325920), (8, 50494440), (10, 40395552), (12, 33662960), (15, 26930368), (16, 25247220), (20, 20197776), (24, 16831480), (30, 13465184), (32, 12623610), (40, 10098888), (48, 8415740), (60, 6732592), (64, 6311805), (80, 5049444), (96, 4207870), (120, 3366296), (160, 2524722), (192, 2103935), (240, 1683148), (320, 1262361), (480, 841574), (491, 822720), (857, 471360), (960, 420787), (982, 411360), (1473, 274240), (1714, 235680), (1964, 205680), (2455, 164544), (2571, 157120), (2946, 137120), (3428, 117840), (3928, 102840), (4285, 94272), (4910, 82272), (5142, 78560), (5892, 68560), (6856, 58920), (7365, 54848), (7856, 51420), (8570, 47136), (9820, 41136), (10284, 39280), (11784, 34280), (12855, 31424), (13712, 29460), (14730, 27424), (15712, 25710), (17140, 23568), (19640, 20568)]