858208720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:413

約数の個数: 160

約数和(自身を含む): 2204858880

約数和(自身を除く): 1346650160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 47, 76, 80, 82, 94, 95, 152, 164, 188, 190, 205, 235, 293, 304, 328, 376, 380, 410, 470, 586, 656, 752, 760, 779, 820, 893, 940, 1172, 1465, 1520, 1558, 1640, 1786, 1880, 1927, 2344, 2930, 3116, 3280, 3572, 3760, 3854, 3895, 4465, 4688, 5567, 5860, 6232, 7144, 7708, 7790, 8930, 9635, 11134, 11720, 12013, 12464, 13771, 14288, 15416, 15580, 17860, 19270, 22268, 23440, 24026, 27542, 27835, 30832, 31160, 35720, 36613, 38540, 44536, 48052, 55084, 55670, 60065, 62320, 68855, 71440, 73226, 77080, 89072, 96104, 110168, 111340, 120130, 137710, 146452, 154160, 183065, 192208, 220336, 222680, 228247, 240260, 261649, 275420, 292904, 366130, 445360, 456494, 480520, 523298, 550840, 564611, 585808, 732260, 912988, 961040, 1046596, 1101680, 1129222, 1141235, 1308245, 1464520, 1825976, 2093192, 2258444, 2282470, 2616490, 2823055, 2929040, 3651952, 4186384, 4516888, 4564940, 5232980, 5646110, 9033776, 9129880, 10465960, 10727609, 11292220, 18259760, 20931920, 21455218, 22584440, 42910436, 45168880, 53638045, 85820872, 107276090, 171641744, 214552180, 429104360, 858208720]

約数ペア:

[(1, 858208720), (2, 429104360), (4, 214552180), (5, 171641744), (8, 107276090), (10, 85820872), (16, 53638045), (19, 45168880), (20, 42910436), (38, 22584440), (40, 21455218), (41, 20931920), (47, 18259760), (76, 11292220), (80, 10727609), (82, 10465960), (94, 9129880), (95, 9033776), (152, 5646110), (164, 5232980), (188, 4564940), (190, 4516888), (205, 4186384), (235, 3651952), (293, 2929040), (304, 2823055), (328, 2616490), (376, 2282470), (380, 2258444), (410, 2093192), (470, 1825976), (586, 1464520), (656, 1308245), (752, 1141235), (760, 1129222), (779, 1101680), (820, 1046596), (893, 961040), (940, 912988), (1172, 732260), (1465, 585808), (1520, 564611), (1558, 550840), (1640, 523298), (1786, 480520), (1880, 456494), (1927, 445360), (2344, 366130), (2930, 292904), (3116, 275420), (3280, 261649), (3572, 240260), (3760, 228247), (3854, 222680), (3895, 220336), (4465, 192208), (4688, 183065), (5567, 154160), (5860, 146452), (6232, 137710), (7144, 120130), (7708, 111340), (7790, 110168), (8930, 96104), (9635, 89072), (11134, 77080), (11720, 73226), (12013, 71440), (12464, 68855), (13771, 62320), (14288, 60065), (15416, 55670), (15580, 55084), (17860, 48052), (19270, 44536), (22268, 38540), (23440, 36613), (24026, 35720), (27542, 31160), (27835, 30832)]