123638280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{60607}}^1$

素因数の和:60638

約数の個数: 64

約数和(自身を含む): 392739840

約数和(自身を除く): 269101560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 60607, 121214, 181821, 242428, 303035, 363642, 484856, 606070, 727284, 909105, 1030319, 1212140, 1454568, 1818210, 2060638, 2424280, 3090957, 3636420, 4121276, 5151595, 6181914, 7272840, 8242552, 10303190, 12363828, 15454785, 20606380, 24727656, 30909570, 41212760, 61819140, 123638280]

約数ペア:

[(1, 123638280), (2, 61819140), (3, 41212760), (4, 30909570), (5, 24727656), (6, 20606380), (8, 15454785), (10, 12363828), (12, 10303190), (15, 8242552), (17, 7272840), (20, 6181914), (24, 5151595), (30, 4121276), (34, 3636420), (40, 3090957), (51, 2424280), (60, 2060638), (68, 1818210), (85, 1454568), (102, 1212140), (120, 1030319), (136, 909105), (170, 727284), (204, 606070), (255, 484856), (340, 363642), (408, 303035), (510, 242428), (680, 181821), (1020, 121214), (2040, 60607)]