657638280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{140521}}^1$

素因数の和:140551

約数の個数: 96

約数和(自身を含む): 2301750360

約数和(自身を除く): 1644112080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 140521, 281042, 421563, 562084, 702605, 843126, 1124168, 1264689, 1405210, 1686252, 1826773, 2107815, 2529378, 2810420, 3372504, 3653546, 4215630, 5058756, 5480319, 5620840, 6323445, 7307092, 8431260, 9133865, 10117512, 10960638, 12646890, 14614184, 16440957, 16862520, 18267730, 21921276, 25293780, 27401595, 32881914, 36535460, 43842552, 50587560, 54803190, 65763828, 73070920, 82204785, 109606380, 131527656, 164409570, 219212760, 328819140, 657638280]

約数ペア:

[(1, 657638280), (2, 328819140), (3, 219212760), (4, 164409570), (5, 131527656), (6, 109606380), (8, 82204785), (9, 73070920), (10, 65763828), (12, 54803190), (13, 50587560), (15, 43842552), (18, 36535460), (20, 32881914), (24, 27401595), (26, 25293780), (30, 21921276), (36, 18267730), (39, 16862520), (40, 16440957), (45, 14614184), (52, 12646890), (60, 10960638), (65, 10117512), (72, 9133865), (78, 8431260), (90, 7307092), (104, 6323445), (117, 5620840), (120, 5480319), (130, 5058756), (156, 4215630), (180, 3653546), (195, 3372504), (234, 2810420), (260, 2529378), (312, 2107815), (360, 1826773), (390, 1686252), (468, 1405210), (520, 1264689), (585, 1124168), (780, 843126), (936, 702605), (1170, 562084), (1560, 421563), (2340, 281042), (4680, 140521)]