2011993080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{599}}^1\times {\mathrm{1217}}^1$

素因数の和:1853

約数の個数: 128

約数和(自身を含む): 6314112000

約数和(自身を除く): 4302118920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 599, 690, 920, 1198, 1217, 1380, 1797, 2396, 2434, 2760, 2995, 3594, 3651, 4792, 4868, 5990, 6085, 7188, 7302, 8985, 9736, 11980, 12170, 13777, 14376, 14604, 17970, 18255, 23960, 24340, 27554, 27991, 29208, 35940, 36510, 41331, 48680, 55108, 55982, 68885, 71880, 73020, 82662, 83973, 110216, 111964, 137770, 139955, 146040, 165324, 167946, 206655, 223928, 275540, 279910, 330648, 335892, 413310, 419865, 551080, 559820, 671784, 728983, 826620, 839730, 1119640, 1457966, 1653240, 1679460, 2186949, 2915932, 3358920, 3644915, 4373898, 5831864, 7289830, 8747796, 10934745, 14579660, 16766609, 17495592, 21869490, 29159320, 33533218, 43738980, 50299827, 67066436, 83833045, 87477960, 100599654, 134132872, 167666090, 201199308, 251499135, 335332180, 402398616, 502998270, 670664360, 1005996540, 2011993080]

約数ペア:

[(1, 2011993080), (2, 1005996540), (3, 670664360), (4, 502998270), (5, 402398616), (6, 335332180), (8, 251499135), (10, 201199308), (12, 167666090), (15, 134132872), (20, 100599654), (23, 87477960), (24, 83833045), (30, 67066436), (40, 50299827), (46, 43738980), (60, 33533218), (69, 29159320), (92, 21869490), (115, 17495592), (120, 16766609), (138, 14579660), (184, 10934745), (230, 8747796), (276, 7289830), (345, 5831864), (460, 4373898), (552, 3644915), (599, 3358920), (690, 2915932), (920, 2186949), (1198, 1679460), (1217, 1653240), (1380, 1457966), (1797, 1119640), (2396, 839730), (2434, 826620), (2760, 728983), (2995, 671784), (3594, 559820), (3651, 551080), (4792, 419865), (4868, 413310), (5990, 335892), (6085, 330648), (7188, 279910), (7302, 275540), (8985, 223928), (9736, 206655), (11980, 167946), (12170, 165324), (13777, 146040), (14376, 139955), (14604, 137770), (17970, 111964), (18255, 110216), (23960, 83973), (24340, 82662), (27554, 73020), (27991, 71880), (29208, 68885), (35940, 55982), (36510, 55108), (41331, 48680)]