285425140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:362

約数の個数: 192

約数和(自身を含む): 823011840

約数和(自身を除く): 537586700

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 53, 55, 65, 70, 77, 91, 106, 110, 130, 140, 143, 154, 182, 212, 220, 260, 265, 269, 286, 308, 364, 371, 385, 455, 530, 538, 572, 583, 689, 715, 742, 770, 910, 1001, 1060, 1076, 1166, 1345, 1378, 1430, 1484, 1540, 1820, 1855, 1883, 2002, 2332, 2690, 2756, 2860, 2915, 2959, 3445, 3497, 3710, 3766, 4004, 4081, 4823, 5005, 5380, 5830, 5918, 6890, 6994, 7420, 7532, 7579, 8162, 9415, 9646, 10010, 11660, 11836, 13780, 13988, 14257, 14795, 15158, 16324, 17485, 18830, 19292, 20020, 20405, 20713, 24115, 24479, 28514, 29590, 30316, 34970, 37660, 37895, 38467, 40810, 41426, 48230, 48958, 53053, 57028, 59180, 69940, 71285, 75790, 76934, 81620, 82852, 96460, 97916, 99799, 103565, 106106, 122395, 142570, 151580, 153868, 156827, 185341, 192335, 199598, 207130, 212212, 244790, 265265, 269269, 285140, 313654, 370682, 384670, 399196, 414260, 489580, 498995, 530530, 538538, 627308, 741364, 769340, 784135, 926705, 997990, 1061060, 1077076, 1097789, 1297387, 1346345, 1568270, 1853410, 1995980, 2038751, 2195578, 2594774, 2692690, 3136540, 3706820, 4077502, 4391156, 5189548, 5385380, 5488945, 6486935, 8155004, 10193755, 10977890, 12973870, 14271257, 20387510, 21955780, 25947740, 28542514, 40775020, 57085028, 71356285, 142712570, 285425140]

約数ペア:

[(1, 285425140), (2, 142712570), (4, 71356285), (5, 57085028), (7, 40775020), (10, 28542514), (11, 25947740), (13, 21955780), (14, 20387510), (20, 14271257), (22, 12973870), (26, 10977890), (28, 10193755), (35, 8155004), (44, 6486935), (52, 5488945), (53, 5385380), (55, 5189548), (65, 4391156), (70, 4077502), (77, 3706820), (91, 3136540), (106, 2692690), (110, 2594774), (130, 2195578), (140, 2038751), (143, 1995980), (154, 1853410), (182, 1568270), (212, 1346345), (220, 1297387), (260, 1097789), (265, 1077076), (269, 1061060), (286, 997990), (308, 926705), (364, 784135), (371, 769340), (385, 741364), (455, 627308), (530, 538538), (538, 530530), (572, 498995), (583, 489580), (689, 414260), (715, 399196), (742, 384670), (770, 370682), (910, 313654), (1001, 285140), (1060, 269269), (1076, 265265), (1166, 244790), (1345, 212212), (1378, 207130), (1430, 199598), (1484, 192335), (1540, 185341), (1820, 156827), (1855, 153868), (1883, 151580), (2002, 142570), (2332, 122395), (2690, 106106), (2756, 103565), (2860, 99799), (2915, 97916), (2959, 96460), (3445, 82852), (3497, 81620), (3710, 76934), (3766, 75790), (4004, 71285), (4081, 69940), (4823, 59180), (5005, 57028), (5380, 53053), (5830, 48958), (5918, 48230), (6890, 41426), (6994, 40810), (7420, 38467), (7532, 37895), (7579, 37660), (8162, 34970), (9415, 30316), (9646, 29590), (10010, 28514), (11660, 24479), (11836, 24115), (13780, 20713), (13988, 20405), (14257, 20020), (14795, 19292), (15158, 18830), (16324, 17485)]