839339760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{499607}}^1$

素因数の和:499630

約数の個数: 80

約数和(自身を含む): 2973666816

約数和(自身を除く): 2134327056

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, 499607, 999214, 1498821, 1998428, 2498035, 2997642, 3497249, 3996856, 4996070, 5995284, 6994498, 7494105, 7993712, 9992140, 10491747, 11990568, 13988996, 14988210, 17486245, 19984280, 20983494, 23981136, 27977992, 29976420, 34972490, 39968560, 41966988, 52458735, 55955984, 59952840, 69944980, 83933976, 104917470, 119905680, 139889960, 167867952, 209834940, 279779920, 419669880, 839339760]

約数ペア:

[(1, 839339760), (2, 419669880), (3, 279779920), (4, 209834940), (5, 167867952), (6, 139889960), (7, 119905680), (8, 104917470), (10, 83933976), (12, 69944980), (14, 59952840), (15, 55955984), (16, 52458735), (20, 41966988), (21, 39968560), (24, 34972490), (28, 29976420), (30, 27977992), (35, 23981136), (40, 20983494), (42, 19984280), (48, 17486245), (56, 14988210), (60, 13988996), (70, 11990568), (80, 10491747), (84, 9992140), (105, 7993712), (112, 7494105), (120, 6994498), (140, 5995284), (168, 4996070), (210, 3996856), (240, 3497249), (280, 2997642), (336, 2498035), (420, 1998428), (560, 1498821), (840, 999214), (1680, 499607)]