209229720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{3001}}^1$

素因数の和:3105

約数の個数: 128

約数和(自身を含む): 726243840

約数和(自身を除く): 517014120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 498, 581, 664, 830, 840, 996, 1162, 1245, 1660, 1743, 1992, 2324, 2490, 2905, 3001, 3320, 3486, 4648, 4980, 5810, 6002, 6972, 8715, 9003, 9960, 11620, 12004, 13944, 15005, 17430, 18006, 21007, 23240, 24008, 30010, 34860, 36012, 42014, 45015, 60020, 63021, 69720, 72024, 84028, 90030, 105035, 120040, 126042, 168056, 180060, 210070, 249083, 252084, 315105, 360120, 420140, 498166, 504168, 630210, 747249, 840280, 996332, 1245415, 1260420, 1494498, 1743581, 1992664, 2490830, 2520840, 2988996, 3487162, 3736245, 4981660, 5230743, 5977992, 6974324, 7472490, 8717905, 9963320, 10461486, 13948648, 14944980, 17435810, 20922972, 26153715, 29889960, 34871620, 41845944, 52307430, 69743240, 104614860, 209229720]

約数ペア:

[(1, 209229720), (2, 104614860), (3, 69743240), (4, 52307430), (5, 41845944), (6, 34871620), (7, 29889960), (8, 26153715), (10, 20922972), (12, 17435810), (14, 14944980), (15, 13948648), (20, 10461486), (21, 9963320), (24, 8717905), (28, 7472490), (30, 6974324), (35, 5977992), (40, 5230743), (42, 4981660), (56, 3736245), (60, 3487162), (70, 2988996), (83, 2520840), (84, 2490830), (105, 1992664), (120, 1743581), (140, 1494498), (166, 1260420), (168, 1245415), (210, 996332), (249, 840280), (280, 747249), (332, 630210), (415, 504168), (420, 498166), (498, 420140), (581, 360120), (664, 315105), (830, 252084), (840, 249083), (996, 210070), (1162, 180060), (1245, 168056), (1660, 126042), (1743, 120040), (1992, 105035), (2324, 90030), (2490, 84028), (2905, 72024), (3001, 69720), (3320, 63021), (3486, 60020), (4648, 45015), (4980, 42014), (5810, 36012), (6002, 34860), (6972, 30010), (8715, 24008), (9003, 23240), (9960, 21007), (11620, 18006), (12004, 17430), (13944, 15005)]