164431440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 240

約数和(自身を含む): 584962560

約数和(自身を除く): 420531120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 53, 60, 62, 72, 80, 90, 93, 106, 120, 124, 139, 144, 155, 159, 180, 186, 212, 240, 248, 265, 278, 279, 310, 318, 360, 372, 417, 424, 465, 477, 496, 530, 556, 558, 620, 636, 695, 720, 744, 795, 834, 848, 930, 954, 1060, 1112, 1116, 1240, 1251, 1272, 1390, 1395, 1488, 1590, 1643, 1668, 1860, 1908, 2085, 2120, 2224, 2232, 2385, 2480, 2502, 2544, 2780, 2790, 3180, 3286, 3336, 3720, 3816, 4170, 4240, 4309, 4464, 4770, 4929, 5004, 5560, 5580, 6255, 6360, 6572, 6672, 7367, 7440, 7632, 8215, 8340, 8618, 9540, 9858, 10008, 11120, 11160, 12510, 12720, 12927, 13144, 14734, 14787, 16430, 16680, 17236, 19080, 19716, 20016, 21545, 22101, 22320, 24645, 25020, 25854, 26288, 29468, 29574, 32860, 33360, 34472, 36835, 38160, 38781, 39432, 43090, 44202, 49290, 50040, 51708, 58936, 59148, 64635, 65720, 66303, 68944, 73670, 73935, 77562, 78864, 86180, 88404, 98580, 100080, 103416, 110505, 117872, 118296, 129270, 131440, 132606, 147340, 147870, 155124, 172360, 176808, 193905, 197160, 206832, 221010, 228377, 236592, 258540, 265212, 294680, 295740, 310248, 331515, 344720, 353616, 387810, 394320, 442020, 456754, 517080, 530424, 589360, 591480, 620496, 663030, 685131, 775620, 884040, 913508, 1034160, 1060848, 1141885, 1182960, 1326060, 1370262, 1551240, 1768080, 1827016, 2055393, 2283770, 2652120, 2740524, 3102480, 3425655, 3654032, 4110786, 4567540, 5304240, 5481048, 6851310, 8221572, 9135080, 10276965, 10962096, 13702620, 16443144, 18270160, 20553930, 27405240, 32886288, 41107860, 54810480, 82215720, 164431440]

約数ペア:

[(1, 164431440), (2, 82215720), (3, 54810480), (4, 41107860), (5, 32886288), (6, 27405240), (8, 20553930), (9, 18270160), (10, 16443144), (12, 13702620), (15, 10962096), (16, 10276965), (18, 9135080), (20, 8221572), (24, 6851310), (30, 5481048), (31, 5304240), (36, 4567540), (40, 4110786), (45, 3654032), (48, 3425655), (53, 3102480), (60, 2740524), (62, 2652120), (72, 2283770), (80, 2055393), (90, 1827016), (93, 1768080), (106, 1551240), (120, 1370262), (124, 1326060), (139, 1182960), (144, 1141885), (155, 1060848), (159, 1034160), (180, 913508), (186, 884040), (212, 775620), (240, 685131), (248, 663030), (265, 620496), (278, 591480), (279, 589360), (310, 530424), (318, 517080), (360, 456754), (372, 442020), (417, 394320), (424, 387810), (465, 353616), (477, 344720), (496, 331515), (530, 310248), (556, 295740), (558, 294680), (620, 265212), (636, 258540), (695, 236592), (720, 228377), (744, 221010), (795, 206832), (834, 197160), (848, 193905), (930, 176808), (954, 172360), (1060, 155124), (1112, 147870), (1116, 147340), (1240, 132606), (1251, 131440), (1272, 129270), (1390, 118296), (1395, 117872), (1488, 110505), (1590, 103416), (1643, 100080), (1668, 98580), (1860, 88404), (1908, 86180), (2085, 78864), (2120, 77562), (2224, 73935), (2232, 73670), (2385, 68944), (2480, 66303), (2502, 65720), (2544, 64635), (2780, 59148), (2790, 58936), (3180, 51708), (3286, 50040), (3336, 49290), (3720, 44202), (3816, 43090), (4170, 39432), (4240, 38781), (4309, 38160), (4464, 36835), (4770, 34472), (4929, 33360), (5004, 32860), (5560, 29574), (5580, 29468), (6255, 26288), (6360, 25854), (6572, 25020), (6672, 24645), (7367, 22320), (7440, 22101), (7632, 21545), (8215, 20016), (8340, 19716), (8618, 19080), (9540, 17236), (9858, 16680), (10008, 16430), (11120, 14787), (11160, 14734), (12510, 13144), (12720, 12927)]