289979760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{172607}}^1$

素因数の和:172630

約数の個数: 80

約数和(自身を含む): 1027362816

約数和(自身を除く): 737383056

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 172607, 345214, 517821, 690428, 863035, 1035642, 1208249, 1380856, 1726070, 2071284, 2416498, 2589105, 2761712, 3452140, 3624747, 4142568, 4832996, 5178210, 6041245, 6904280, 7249494, 8285136, 9665992, 10356420, 12082490, 13808560, 14498988, 18123735, 19331984, 20712840, 24164980, 28997976, 36247470, 41425680, 48329960, 57995952, 72494940, 96659920, 144989880, 289979760]

約数ペア:

[(1, 289979760), (2, 144989880), (3, 96659920), (4, 72494940), (5, 57995952), (6, 48329960), (7, 41425680), (8, 36247470), (10, 28997976), (12, 24164980), (14, 20712840), (15, 19331984), (16, 18123735), (20, 14498988), (21, 13808560), (24, 12082490), (28, 10356420), (30, 9665992), (35, 8285136), (40, 7249494), (42, 6904280), (48, 6041245), (56, 5178210), (60, 4832996), (70, 4142568), (80, 3624747), (84, 3452140), (105, 2761712), (112, 2589105), (120, 2416498), (140, 2071284), (168, 1726070), (210, 1380856), (240, 1208249), (280, 1035642), (336, 863035), (420, 690428), (560, 517821), (840, 345214), (1680, 172607)]