991422960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{2957}}^1$

素因数の和:3111

約数の個数: 160

約数和(自身を含む): 3380355072

約数和(自身を除く): 2388932112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 127, 132, 165, 176, 220, 240, 254, 264, 330, 381, 440, 508, 528, 635, 660, 762, 880, 1016, 1270, 1320, 1397, 1524, 1905, 2032, 2540, 2640, 2794, 2957, 3048, 3810, 4191, 5080, 5588, 5914, 6096, 6985, 7620, 8382, 8871, 10160, 11176, 11828, 13970, 14785, 15240, 16764, 17742, 20955, 22352, 23656, 27940, 29570, 30480, 32527, 33528, 35484, 41910, 44355, 47312, 55880, 59140, 65054, 67056, 70968, 83820, 88710, 97581, 111760, 118280, 130108, 141936, 162635, 167640, 177420, 195162, 236560, 260216, 325270, 335280, 354840, 375539, 390324, 487905, 520432, 650540, 709680, 751078, 780648, 975810, 1126617, 1301080, 1502156, 1561296, 1877695, 1951620, 2253234, 2602160, 3004312, 3755390, 3903240, 4130929, 4506468, 5633085, 6008624, 7510780, 7806480, 8261858, 9012936, 11266170, 12392787, 15021560, 16523716, 18025872, 20654645, 22532340, 24785574, 30043120, 33047432, 41309290, 45064680, 49571148, 61963935, 66094864, 82618580, 90129360, 99142296, 123927870, 165237160, 198284592, 247855740, 330474320, 495711480, 991422960]

約数ペア:

[(1, 991422960), (2, 495711480), (3, 330474320), (4, 247855740), (5, 198284592), (6, 165237160), (8, 123927870), (10, 99142296), (11, 90129360), (12, 82618580), (15, 66094864), (16, 61963935), (20, 49571148), (22, 45064680), (24, 41309290), (30, 33047432), (33, 30043120), (40, 24785574), (44, 22532340), (48, 20654645), (55, 18025872), (60, 16523716), (66, 15021560), (80, 12392787), (88, 11266170), (110, 9012936), (120, 8261858), (127, 7806480), (132, 7510780), (165, 6008624), (176, 5633085), (220, 4506468), (240, 4130929), (254, 3903240), (264, 3755390), (330, 3004312), (381, 2602160), (440, 2253234), (508, 1951620), (528, 1877695), (635, 1561296), (660, 1502156), (762, 1301080), (880, 1126617), (1016, 975810), (1270, 780648), (1320, 751078), (1397, 709680), (1524, 650540), (1905, 520432), (2032, 487905), (2540, 390324), (2640, 375539), (2794, 354840), (2957, 335280), (3048, 325270), (3810, 260216), (4191, 236560), (5080, 195162), (5588, 177420), (5914, 167640), (6096, 162635), (6985, 141936), (7620, 130108), (8382, 118280), (8871, 111760), (10160, 97581), (11176, 88710), (11828, 83820), (13970, 70968), (14785, 67056), (15240, 65054), (16764, 59140), (17742, 55880), (20955, 47312), (22352, 44355), (23656, 41910), (27940, 35484), (29570, 33528), (30480, 32527)]