87397680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:755

約数の個数: 160

約数和(自身を含む): 296552448

約数和(自身を除く): 209154768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 240, 248, 255, 272, 310, 340, 372, 408, 465, 496, 510, 527, 620, 680, 691, 744, 816, 930, 1020, 1054, 1240, 1360, 1382, 1488, 1581, 1860, 2040, 2073, 2108, 2480, 2635, 2764, 3162, 3455, 3720, 4080, 4146, 4216, 5270, 5528, 6324, 6910, 7440, 7905, 8292, 8432, 10365, 10540, 11056, 11747, 12648, 13820, 15810, 16584, 20730, 21080, 21421, 23494, 25296, 27640, 31620, 33168, 35241, 41460, 42160, 42842, 46988, 55280, 58735, 63240, 64263, 70482, 82920, 85684, 93976, 107105, 117470, 126480, 128526, 140964, 165840, 171368, 176205, 187952, 214210, 234940, 257052, 281928, 321315, 342736, 352410, 364157, 428420, 469880, 514104, 563856, 642630, 704820, 728314, 856840, 939760, 1028208, 1092471, 1285260, 1409640, 1456628, 1713680, 1820785, 2184942, 2570520, 2819280, 2913256, 3641570, 4369884, 5141040, 5462355, 5826512, 7283140, 8739768, 10924710, 14566280, 17479536, 21849420, 29132560, 43698840, 87397680]

約数ペア:

[(1, 87397680), (2, 43698840), (3, 29132560), (4, 21849420), (5, 17479536), (6, 14566280), (8, 10924710), (10, 8739768), (12, 7283140), (15, 5826512), (16, 5462355), (17, 5141040), (20, 4369884), (24, 3641570), (30, 2913256), (31, 2819280), (34, 2570520), (40, 2184942), (48, 1820785), (51, 1713680), (60, 1456628), (62, 1409640), (68, 1285260), (80, 1092471), (85, 1028208), (93, 939760), (102, 856840), (120, 728314), (124, 704820), (136, 642630), (155, 563856), (170, 514104), (186, 469880), (204, 428420), (240, 364157), (248, 352410), (255, 342736), (272, 321315), (310, 281928), (340, 257052), (372, 234940), (408, 214210), (465, 187952), (496, 176205), (510, 171368), (527, 165840), (620, 140964), (680, 128526), (691, 126480), (744, 117470), (816, 107105), (930, 93976), (1020, 85684), (1054, 82920), (1240, 70482), (1360, 64263), (1382, 63240), (1488, 58735), (1581, 55280), (1860, 46988), (2040, 42842), (2073, 42160), (2108, 41460), (2480, 35241), (2635, 33168), (2764, 31620), (3162, 27640), (3455, 25296), (3720, 23494), (4080, 21421), (4146, 21080), (4216, 20730), (5270, 16584), (5528, 15810), (6324, 13820), (6910, 12648), (7440, 11747), (7905, 11056), (8292, 10540), (8432, 10365)]