171220140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10453}}^1$

素因数の和:10488

約数の個数: 144

約数和(自身を含む): 639283008

約数和(自身を除く): 468062868

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 10453, 16380, 20906, 31359, 41812, 52265, 62718, 73171, 94077, 104530, 125436, 135889, 146342, 156795, 188154, 209060, 219513, 271778, 292684, 313590, 365855, 376308, 407667, 439026, 470385, 543556, 627180, 658539, 679445, 731710, 815334, 878052, 940770, 951223, 1097565, 1223001, 1317078, 1358890, 1463420, 1630668, 1881540, 1902446, 2038335, 2195130, 2446002, 2634156, 2717780, 2853669, 3292695, 3804892, 4076670, 4390260, 4756115, 4892004, 5707338, 6115005, 6585390, 8153340, 8561007, 9512230, 11414676, 12230010, 13170780, 14268345, 17122014, 19024460, 24460020, 28536690, 34244028, 42805035, 57073380, 85610070, 171220140]

約数ペア:

[(1, 171220140), (2, 85610070), (3, 57073380), (4, 42805035), (5, 34244028), (6, 28536690), (7, 24460020), (9, 19024460), (10, 17122014), (12, 14268345), (13, 13170780), (14, 12230010), (15, 11414676), (18, 9512230), (20, 8561007), (21, 8153340), (26, 6585390), (28, 6115005), (30, 5707338), (35, 4892004), (36, 4756115), (39, 4390260), (42, 4076670), (45, 3804892), (52, 3292695), (60, 2853669), (63, 2717780), (65, 2634156), (70, 2446002), (78, 2195130), (84, 2038335), (90, 1902446), (91, 1881540), (105, 1630668), (117, 1463420), (126, 1358890), (130, 1317078), (140, 1223001), (156, 1097565), (180, 951223), (182, 940770), (195, 878052), (210, 815334), (234, 731710), (252, 679445), (260, 658539), (273, 627180), (315, 543556), (364, 470385), (390, 439026), (420, 407667), (455, 376308), (468, 365855), (546, 313590), (585, 292684), (630, 271778), (780, 219513), (819, 209060), (910, 188154), (1092, 156795), (1170, 146342), (1260, 135889), (1365, 125436), (1638, 104530), (1820, 94077), (2340, 73171), (2730, 62718), (3276, 52265), (4095, 41812), (5460, 31359), (8190, 20906), (10453, 16380)]