30520560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:551

約数の個数: 160

約数和(自身を含む): 111278592

約数和(自身を除く): 80758032

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 105, 111, 112, 120, 140, 148, 168, 185, 210, 222, 240, 259, 280, 296, 336, 370, 420, 444, 491, 518, 555, 560, 592, 740, 777, 840, 888, 982, 1036, 1110, 1295, 1473, 1480, 1554, 1680, 1776, 1964, 2072, 2220, 2455, 2590, 2946, 2960, 3108, 3437, 3885, 3928, 4144, 4440, 4910, 5180, 5892, 6216, 6874, 7365, 7770, 7856, 8880, 9820, 10311, 10360, 11784, 12432, 13748, 14730, 15540, 17185, 18167, 19640, 20622, 20720, 23568, 27496, 29460, 31080, 34370, 36334, 39280, 41244, 51555, 54501, 54992, 58920, 62160, 68740, 72668, 82488, 90835, 103110, 109002, 117840, 127169, 137480, 145336, 164976, 181670, 206220, 218004, 254338, 272505, 274960, 290672, 363340, 381507, 412440, 436008, 508676, 545010, 635845, 726680, 763014, 824880, 872016, 1017352, 1090020, 1271690, 1453360, 1526028, 1907535, 2034704, 2180040, 2543380, 3052056, 3815070, 4360080, 5086760, 6104112, 7630140, 10173520, 15260280, 30520560]

約数ペア:

[(1, 30520560), (2, 15260280), (3, 10173520), (4, 7630140), (5, 6104112), (6, 5086760), (7, 4360080), (8, 3815070), (10, 3052056), (12, 2543380), (14, 2180040), (15, 2034704), (16, 1907535), (20, 1526028), (21, 1453360), (24, 1271690), (28, 1090020), (30, 1017352), (35, 872016), (37, 824880), (40, 763014), (42, 726680), (48, 635845), (56, 545010), (60, 508676), (70, 436008), (74, 412440), (80, 381507), (84, 363340), (105, 290672), (111, 274960), (112, 272505), (120, 254338), (140, 218004), (148, 206220), (168, 181670), (185, 164976), (210, 145336), (222, 137480), (240, 127169), (259, 117840), (280, 109002), (296, 103110), (336, 90835), (370, 82488), (420, 72668), (444, 68740), (491, 62160), (518, 58920), (555, 54992), (560, 54501), (592, 51555), (740, 41244), (777, 39280), (840, 36334), (888, 34370), (982, 31080), (1036, 29460), (1110, 27496), (1295, 23568), (1473, 20720), (1480, 20622), (1554, 19640), (1680, 18167), (1776, 17185), (1964, 15540), (2072, 14730), (2220, 13748), (2455, 12432), (2590, 11784), (2946, 10360), (2960, 10311), (3108, 9820), (3437, 8880), (3885, 7856), (3928, 7770), (4144, 7365), (4440, 6874), (4910, 6216), (5180, 5892)]