305798640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{953}}^1$

素因数の和:1167

約数の個数: 160

約数和(自身を含む): 1090215936

約数和(自身を除く): 784417296

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, 191, 210, 240, 280, 336, 382, 420, 560, 573, 764, 840, 953, 955, 1146, 1337, 1528, 1680, 1906, 1910, 2292, 2674, 2859, 2865, 3056, 3812, 3820, 4011, 4584, 4765, 5348, 5718, 5730, 6671, 6685, 7624, 7640, 8022, 9168, 9530, 10696, 11436, 11460, 13342, 13370, 14295, 15248, 15280, 16044, 19060, 20013, 20055, 21392, 22872, 22920, 26684, 26740, 28590, 32088, 33355, 38120, 40026, 40110, 45744, 45840, 53368, 53480, 57180, 64176, 66710, 76240, 80052, 80220, 100065, 106736, 106960, 114360, 133420, 160104, 160440, 182023, 200130, 228720, 266840, 320208, 320880, 364046, 400260, 533680, 546069, 728092, 800520, 910115, 1092138, 1274161, 1456184, 1601040, 1820230, 2184276, 2548322, 2730345, 2912368, 3640460, 3822483, 4368552, 5096644, 5460690, 6370805, 7280920, 7644966, 8737104, 10193288, 10921380, 12741610, 14561840, 15289932, 19112415, 20386576, 21842760, 25483220, 30579864, 38224830, 43685520, 50966440, 61159728, 76449660, 101932880, 152899320, 305798640]

約数ペア:

[(1, 305798640), (2, 152899320), (3, 101932880), (4, 76449660), (5, 61159728), (6, 50966440), (7, 43685520), (8, 38224830), (10, 30579864), (12, 25483220), (14, 21842760), (15, 20386576), (16, 19112415), (20, 15289932), (21, 14561840), (24, 12741610), (28, 10921380), (30, 10193288), (35, 8737104), (40, 7644966), (42, 7280920), (48, 6370805), (56, 5460690), (60, 5096644), (70, 4368552), (80, 3822483), (84, 3640460), (105, 2912368), (112, 2730345), (120, 2548322), (140, 2184276), (168, 1820230), (191, 1601040), (210, 1456184), (240, 1274161), (280, 1092138), (336, 910115), (382, 800520), (420, 728092), (560, 546069), (573, 533680), (764, 400260), (840, 364046), (953, 320880), (955, 320208), (1146, 266840), (1337, 228720), (1528, 200130), (1680, 182023), (1906, 160440), (1910, 160104), (2292, 133420), (2674, 114360), (2859, 106960), (2865, 106736), (3056, 100065), (3812, 80220), (3820, 80052), (4011, 76240), (4584, 66710), (4765, 64176), (5348, 57180), (5718, 53480), (5730, 53368), (6671, 45840), (6685, 45744), (7624, 40110), (7640, 40026), (8022, 38120), (9168, 33355), (9530, 32088), (10696, 28590), (11436, 26740), (11460, 26684), (13342, 22920), (13370, 22872), (14295, 21392), (15248, 20055), (15280, 20013), (16044, 19060)]