86997840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21323}}^1$

素因数の和:21356

約数の個数: 80

約数和(自身を含む): 285571008

約数和(自身を除く): 198573168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 21323, 42646, 63969, 85292, 106615, 127938, 170584, 213230, 255876, 319845, 341168, 362491, 426460, 511752, 639690, 724982, 852920, 1023504, 1087473, 1279380, 1449964, 1705840, 1812455, 2174946, 2558760, 2899928, 3624910, 4349892, 5117520, 5437365, 5799856, 7249820, 8699784, 10874730, 14499640, 17399568, 21749460, 28999280, 43498920, 86997840]

約数ペア:

[(1, 86997840), (2, 43498920), (3, 28999280), (4, 21749460), (5, 17399568), (6, 14499640), (8, 10874730), (10, 8699784), (12, 7249820), (15, 5799856), (16, 5437365), (17, 5117520), (20, 4349892), (24, 3624910), (30, 2899928), (34, 2558760), (40, 2174946), (48, 1812455), (51, 1705840), (60, 1449964), (68, 1279380), (80, 1087473), (85, 1023504), (102, 852920), (120, 724982), (136, 639690), (170, 511752), (204, 426460), (240, 362491), (255, 341168), (272, 319845), (340, 255876), (408, 213230), (510, 170584), (680, 127938), (816, 106615), (1020, 85292), (1360, 63969), (2040, 42646), (4080, 21323)]