420771960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{166973}}^1$

素因数の和:166997

約数の個数: 96

約数和(自身を含む): 1562876640

約数和(自身を除く): 1142104680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 166973, 333946, 500919, 667892, 834865, 1001838, 1168811, 1335784, 1502757, 1669730, 2003676, 2337622, 2504595, 3005514, 3339460, 3506433, 4007352, 4675244, 5009190, 5844055, 6011028, 6678920, 7012866, 7513785, 9350488, 10018380, 10519299, 11688110, 12022056, 14025732, 15027570, 17532165, 20036760, 21038598, 23376220, 28051464, 30055140, 35064330, 42077196, 46752440, 52596495, 60110280, 70128660, 84154392, 105192990, 140257320, 210385980, 420771960]

約数ペア:

[(1, 420771960), (2, 210385980), (3, 140257320), (4, 105192990), (5, 84154392), (6, 70128660), (7, 60110280), (8, 52596495), (9, 46752440), (10, 42077196), (12, 35064330), (14, 30055140), (15, 28051464), (18, 23376220), (20, 21038598), (21, 20036760), (24, 17532165), (28, 15027570), (30, 14025732), (35, 12022056), (36, 11688110), (40, 10519299), (42, 10018380), (45, 9350488), (56, 7513785), (60, 7012866), (63, 6678920), (70, 6011028), (72, 5844055), (84, 5009190), (90, 4675244), (105, 4007352), (120, 3506433), (126, 3339460), (140, 3005514), (168, 2504595), (180, 2337622), (210, 2003676), (252, 1669730), (280, 1502757), (315, 1335784), (360, 1168811), (420, 1001838), (504, 834865), (630, 667892), (840, 500919), (1260, 333946), (2520, 166973)]