68629860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:378

約数の個数: 144

約数和(自身を含む): 226873920

約数和(自身を除く): 158244060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 139, 156, 180, 195, 211, 234, 260, 278, 390, 417, 422, 468, 556, 585, 633, 695, 780, 834, 844, 1055, 1170, 1251, 1266, 1390, 1668, 1807, 1899, 2085, 2110, 2340, 2502, 2532, 2743, 2780, 3165, 3614, 3798, 4170, 4220, 5004, 5421, 5486, 6255, 6330, 7228, 7596, 8229, 8340, 9035, 9495, 10842, 10972, 12510, 12660, 13715, 16263, 16458, 18070, 18990, 21684, 24687, 25020, 27105, 27430, 29329, 32526, 32916, 36140, 37980, 41145, 49374, 54210, 54860, 58658, 65052, 81315, 82290, 87987, 98748, 108420, 117316, 123435, 146645, 162630, 164580, 175974, 246870, 263961, 293290, 325260, 351948, 381277, 439935, 493740, 527922, 586580, 762554, 879870, 1055844, 1143831, 1319805, 1525108, 1759740, 1906385, 2287662, 2639610, 3431493, 3812770, 4575324, 5279220, 5719155, 6862986, 7625540, 11438310, 13725972, 17157465, 22876620, 34314930, 68629860]

約数ペア:

[(1, 68629860), (2, 34314930), (3, 22876620), (4, 17157465), (5, 13725972), (6, 11438310), (9, 7625540), (10, 6862986), (12, 5719155), (13, 5279220), (15, 4575324), (18, 3812770), (20, 3431493), (26, 2639610), (30, 2287662), (36, 1906385), (39, 1759740), (45, 1525108), (52, 1319805), (60, 1143831), (65, 1055844), (78, 879870), (90, 762554), (117, 586580), (130, 527922), (139, 493740), (156, 439935), (180, 381277), (195, 351948), (211, 325260), (234, 293290), (260, 263961), (278, 246870), (390, 175974), (417, 164580), (422, 162630), (468, 146645), (556, 123435), (585, 117316), (633, 108420), (695, 98748), (780, 87987), (834, 82290), (844, 81315), (1055, 65052), (1170, 58658), (1251, 54860), (1266, 54210), (1390, 49374), (1668, 41145), (1807, 37980), (1899, 36140), (2085, 32916), (2110, 32526), (2340, 29329), (2502, 27430), (2532, 27105), (2743, 25020), (2780, 24687), (3165, 21684), (3614, 18990), (3798, 18070), (4170, 16458), (4220, 16263), (5004, 13715), (5421, 12660), (5486, 12510), (6255, 10972), (6330, 10842), (7228, 9495), (7596, 9035), (8229, 8340)]