389257960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{15277}}^1$

素因数の和:15315

約数の個数: 96

約数和(自身を含む): 1097265960

約数和(自身を除く): 708008000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2548, 3185, 3640, 5096, 6370, 12740, 15277, 25480, 30554, 61108, 76385, 106939, 122216, 152770, 198601, 213878, 305540, 397202, 427756, 534695, 611080, 748573, 794404, 855512, 993005, 1069390, 1390207, 1497146, 1588808, 1986010, 2138780, 2780414, 2994292, 3742865, 3972020, 4277560, 5560828, 5988584, 6951035, 7485730, 7944040, 9731449, 11121656, 13902070, 14971460, 19462898, 27804140, 29942920, 38925796, 48657245, 55608280, 77851592, 97314490, 194628980, 389257960]

約数ペア:

[(1, 389257960), (2, 194628980), (4, 97314490), (5, 77851592), (7, 55608280), (8, 48657245), (10, 38925796), (13, 29942920), (14, 27804140), (20, 19462898), (26, 14971460), (28, 13902070), (35, 11121656), (40, 9731449), (49, 7944040), (52, 7485730), (56, 6951035), (65, 5988584), (70, 5560828), (91, 4277560), (98, 3972020), (104, 3742865), (130, 2994292), (140, 2780414), (182, 2138780), (196, 1986010), (245, 1588808), (260, 1497146), (280, 1390207), (364, 1069390), (392, 993005), (455, 855512), (490, 794404), (520, 748573), (637, 611080), (728, 534695), (910, 427756), (980, 397202), (1274, 305540), (1820, 213878), (1960, 198601), (2548, 152770), (3185, 122216), (3640, 106939), (5096, 76385), (6370, 61108), (12740, 30554), (15277, 25480)]