878103660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{90901}}^1$

素因数の和:90943

約数の個数: 96

約数和(自身を含む): 2932134912

約数和(自身を除く): 2054031252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 9660, 90901, 181802, 272703, 363604, 454505, 545406, 636307, 909010, 1090812, 1272614, 1363515, 1818020, 1908921, 2090723, 2545228, 2727030, 3181535, 3817842, 4181446, 5454060, 6272169, 6363070, 7635684, 8362892, 9544605, 10453615, 12544338, 12726140, 14635061, 19089210, 20907230, 25088676, 29270122, 31360845, 38178420, 41814460, 43905183, 58540244, 62721690, 73175305, 87810366, 125443380, 146350610, 175620732, 219525915, 292701220, 439051830, 878103660]

約数ペア:

[(1, 878103660), (2, 439051830), (3, 292701220), (4, 219525915), (5, 175620732), (6, 146350610), (7, 125443380), (10, 87810366), (12, 73175305), (14, 62721690), (15, 58540244), (20, 43905183), (21, 41814460), (23, 38178420), (28, 31360845), (30, 29270122), (35, 25088676), (42, 20907230), (46, 19089210), (60, 14635061), (69, 12726140), (70, 12544338), (84, 10453615), (92, 9544605), (105, 8362892), (115, 7635684), (138, 6363070), (140, 6272169), (161, 5454060), (210, 4181446), (230, 3817842), (276, 3181535), (322, 2727030), (345, 2545228), (420, 2090723), (460, 1908921), (483, 1818020), (644, 1363515), (690, 1272614), (805, 1090812), (966, 909010), (1380, 636307), (1610, 545406), (1932, 454505), (2415, 363604), (3220, 272703), (4830, 181802), (9660, 90901)]