221026680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:794

約数の個数: 192

約数和(自身を含む): 828172800

約数和(自身を除く): 607146120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 139, 140, 168, 180, 210, 252, 278, 280, 315, 360, 417, 420, 504, 556, 630, 631, 695, 834, 840, 973, 1112, 1251, 1260, 1262, 1390, 1668, 1893, 1946, 2085, 2502, 2520, 2524, 2780, 2919, 3155, 3336, 3786, 3892, 4170, 4417, 4865, 5004, 5048, 5560, 5679, 5838, 6255, 6310, 7572, 7784, 8340, 8757, 8834, 9465, 9730, 10008, 11358, 11676, 12510, 12620, 13251, 14595, 15144, 16680, 17514, 17668, 18930, 19460, 22085, 22716, 23352, 25020, 25240, 26502, 28395, 29190, 35028, 35336, 37860, 38920, 39753, 43785, 44170, 45432, 50040, 53004, 56790, 58380, 66255, 70056, 75720, 79506, 87570, 87709, 88340, 106008, 113580, 116760, 132510, 159012, 175140, 175418, 176680, 198765, 227160, 263127, 265020, 318024, 350280, 350836, 397530, 438545, 526254, 530040, 613963, 701672, 789381, 795060, 877090, 1052508, 1227926, 1315635, 1578762, 1590120, 1754180, 1841889, 2105016, 2455852, 2631270, 3069815, 3157524, 3508360, 3683778, 3946905, 4911704, 5262540, 5525667, 6139630, 6315048, 7367556, 7893810, 9209445, 10525080, 11051334, 12279260, 14735112, 15787620, 18418890, 22102668, 24558520, 27628335, 31575240, 36837780, 44205336, 55256670, 73675560, 110513340, 221026680]

約数ペア:

[(1, 221026680), (2, 110513340), (3, 73675560), (4, 55256670), (5, 44205336), (6, 36837780), (7, 31575240), (8, 27628335), (9, 24558520), (10, 22102668), (12, 18418890), (14, 15787620), (15, 14735112), (18, 12279260), (20, 11051334), (21, 10525080), (24, 9209445), (28, 7893810), (30, 7367556), (35, 6315048), (36, 6139630), (40, 5525667), (42, 5262540), (45, 4911704), (56, 3946905), (60, 3683778), (63, 3508360), (70, 3157524), (72, 3069815), (84, 2631270), (90, 2455852), (105, 2105016), (120, 1841889), (126, 1754180), (139, 1590120), (140, 1578762), (168, 1315635), (180, 1227926), (210, 1052508), (252, 877090), (278, 795060), (280, 789381), (315, 701672), (360, 613963), (417, 530040), (420, 526254), (504, 438545), (556, 397530), (630, 350836), (631, 350280), (695, 318024), (834, 265020), (840, 263127), (973, 227160), (1112, 198765), (1251, 176680), (1260, 175418), (1262, 175140), (1390, 159012), (1668, 132510), (1893, 116760), (1946, 113580), (2085, 106008), (2502, 88340), (2520, 87709), (2524, 87570), (2780, 79506), (2919, 75720), (3155, 70056), (3336, 66255), (3786, 58380), (3892, 56790), (4170, 53004), (4417, 50040), (4865, 45432), (5004, 44170), (5048, 43785), (5560, 39753), (5679, 38920), (5838, 37860), (6255, 35336), (6310, 35028), (7572, 29190), (7784, 28395), (8340, 26502), (8757, 25240), (8834, 25020), (9465, 23352), (9730, 22716), (10008, 22085), (11358, 19460), (11676, 18930), (12510, 17668), (12620, 17514), (13251, 16680), (14595, 15144)]