1818011808

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{727}}^1$

素因数の和:1219

約数の個数: 144

約数和(自身を含む): 5461485120

約数和(自身を除く): 3643473312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 457, 608, 684, 727, 912, 914, 1368, 1371, 1454, 1824, 1828, 2181, 2736, 2742, 2908, 3656, 4113, 4362, 5472, 5484, 5816, 6543, 7312, 8226, 8683, 8724, 10968, 11632, 13086, 13813, 14624, 16452, 17366, 17448, 21936, 23264, 26049, 26172, 27626, 32904, 34732, 34896, 41439, 43872, 52098, 52344, 55252, 65808, 69464, 69792, 78147, 82878, 104196, 104688, 110504, 124317, 131616, 138928, 156294, 165756, 208392, 209376, 221008, 248634, 277856, 312588, 331512, 332239, 416784, 442016, 497268, 625176, 663024, 664478, 833568, 994536, 996717, 1250352, 1326048, 1328956, 1989072, 1993434, 2500704, 2657912, 2990151, 3978144, 3986868, 5315824, 5980302, 6312541, 7973736, 10631648, 11960604, 12625082, 15947472, 18937623, 23921208, 25250164, 31894944, 37875246, 47842416, 50500328, 56812869, 75750492, 95684832, 101000656, 113625738, 151500984, 202001312, 227251476, 303001968, 454502952, 606003936, 909005904, 1818011808]

約数ペア:

[(1, 1818011808), (2, 909005904), (3, 606003936), (4, 454502952), (6, 303001968), (8, 227251476), (9, 202001312), (12, 151500984), (16, 113625738), (18, 101000656), (19, 95684832), (24, 75750492), (32, 56812869), (36, 50500328), (38, 47842416), (48, 37875246), (57, 31894944), (72, 25250164), (76, 23921208), (96, 18937623), (114, 15947472), (144, 12625082), (152, 11960604), (171, 10631648), (228, 7973736), (288, 6312541), (304, 5980302), (342, 5315824), (456, 3986868), (457, 3978144), (608, 2990151), (684, 2657912), (727, 2500704), (912, 1993434), (914, 1989072), (1368, 1328956), (1371, 1326048), (1454, 1250352), (1824, 996717), (1828, 994536), (2181, 833568), (2736, 664478), (2742, 663024), (2908, 625176), (3656, 497268), (4113, 442016), (4362, 416784), (5472, 332239), (5484, 331512), (5816, 312588), (6543, 277856), (7312, 248634), (8226, 221008), (8683, 209376), (8724, 208392), (10968, 165756), (11632, 156294), (13086, 138928), (13813, 131616), (14624, 124317), (16452, 110504), (17366, 104688), (17448, 104196), (21936, 82878), (23264, 78147), (26049, 69792), (26172, 69464), (27626, 65808), (32904, 55252), (34732, 52344), (34896, 52098), (41439, 43872)]