19438528080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{4987}}^1$

素因数の和:5261

約数の個数: 160

約数和(自身を含む): 61232688000

約数和(自身を除く): 41794159920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 149, 218, 240, 298, 327, 436, 447, 545, 596, 654, 745, 872, 894, 1090, 1192, 1308, 1490, 1635, 1744, 1788, 2180, 2235, 2384, 2616, 2980, 3270, 3576, 4360, 4470, 4987, 5232, 5960, 6540, 7152, 8720, 8940, 9974, 11920, 13080, 14961, 16241, 17880, 19948, 24935, 26160, 29922, 32482, 35760, 39896, 48723, 49870, 59844, 64964, 74805, 79792, 81205, 97446, 99740, 119688, 129928, 149610, 162410, 194892, 199480, 239376, 243615, 259856, 299220, 324820, 389784, 398960, 487230, 543583, 598440, 649640, 743063, 779568, 974460, 1087166, 1196880, 1299280, 1486126, 1630749, 1948920, 2174332, 2229189, 2717915, 2972252, 3261498, 3715315, 3897840, 4348664, 4458378, 5435830, 5944504, 6522996, 7430630, 8153745, 8697328, 8916756, 10871660, 11145945, 11889008, 13045992, 14861260, 16307490, 17833512, 21743320, 22291890, 26091984, 29722520, 32614980, 35667024, 43486640, 44583780, 59445040, 65229960, 80993867, 89167560, 130459920, 161987734, 178335120, 242981601, 323975468, 404969335, 485963202, 647950936, 809938670, 971926404, 1214908005, 1295901872, 1619877340, 1943852808, 2429816010, 3239754680, 3887705616, 4859632020, 6479509360, 9719264040, 19438528080]

約数ペア:

[(1, 19438528080), (2, 9719264040), (3, 6479509360), (4, 4859632020), (5, 3887705616), (6, 3239754680), (8, 2429816010), (10, 1943852808), (12, 1619877340), (15, 1295901872), (16, 1214908005), (20, 971926404), (24, 809938670), (30, 647950936), (40, 485963202), (48, 404969335), (60, 323975468), (80, 242981601), (109, 178335120), (120, 161987734), (149, 130459920), (218, 89167560), (240, 80993867), (298, 65229960), (327, 59445040), (436, 44583780), (447, 43486640), (545, 35667024), (596, 32614980), (654, 29722520), (745, 26091984), (872, 22291890), (894, 21743320), (1090, 17833512), (1192, 16307490), (1308, 14861260), (1490, 13045992), (1635, 11889008), (1744, 11145945), (1788, 10871660), (2180, 8916756), (2235, 8697328), (2384, 8153745), (2616, 7430630), (2980, 6522996), (3270, 5944504), (3576, 5435830), (4360, 4458378), (4470, 4348664), (4987, 3897840), (5232, 3715315), (5960, 3261498), (6540, 2972252), (7152, 2717915), (8720, 2229189), (8940, 2174332), (9974, 1948920), (11920, 1630749), (13080, 1486126), (14961, 1299280), (16241, 1196880), (17880, 1087166), (19948, 974460), (24935, 779568), (26160, 743063), (29922, 649640), (32482, 598440), (35760, 543583), (39896, 487230), (48723, 398960), (49870, 389784), (59844, 324820), (64964, 299220), (74805, 259856), (79792, 243615), (81205, 239376), (97446, 199480), (99740, 194892), (119688, 162410), (129928, 149610)]