180290240

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2281}}^1$

素因数の和:2330

約数の個数: 112

約数和(自身を含む): 486887520

約数和(自身を除く): 306597280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 760, 832, 988, 1040, 1216, 1235, 1520, 1976, 2080, 2281, 2470, 3040, 3952, 4160, 4562, 4940, 6080, 7904, 9124, 9880, 11405, 15808, 18248, 19760, 22810, 29653, 36496, 39520, 43339, 45620, 59306, 72992, 79040, 86678, 91240, 118612, 145984, 148265, 173356, 182480, 216695, 237224, 296530, 346712, 364960, 433390, 474448, 563407, 593060, 693424, 729920, 866780, 948896, 1126814, 1186120, 1386848, 1733560, 1897792, 2253628, 2372240, 2773696, 2817035, 3467120, 4507256, 4744480, 5634070, 6934240, 9014512, 9488960, 11268140, 13868480, 18029024, 22536280, 36058048, 45072560, 90145120, 180290240]

約数ペア:

[(1, 180290240), (2, 90145120), (4, 45072560), (5, 36058048), (8, 22536280), (10, 18029024), (13, 13868480), (16, 11268140), (19, 9488960), (20, 9014512), (26, 6934240), (32, 5634070), (38, 4744480), (40, 4507256), (52, 3467120), (64, 2817035), (65, 2773696), (76, 2372240), (80, 2253628), (95, 1897792), (104, 1733560), (130, 1386848), (152, 1186120), (160, 1126814), (190, 948896), (208, 866780), (247, 729920), (260, 693424), (304, 593060), (320, 563407), (380, 474448), (416, 433390), (494, 364960), (520, 346712), (608, 296530), (760, 237224), (832, 216695), (988, 182480), (1040, 173356), (1216, 148265), (1235, 145984), (1520, 118612), (1976, 91240), (2080, 86678), (2281, 79040), (2470, 72992), (3040, 59306), (3952, 45620), (4160, 43339), (4562, 39520), (4940, 36496), (6080, 29653), (7904, 22810), (9124, 19760), (9880, 18248), (11405, 15808)]