63428480

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 164505600

約数和(自身を除く): 101077120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 128, 139, 155, 160, 184, 230, 248, 278, 310, 320, 368, 460, 496, 556, 620, 640, 695, 713, 736, 920, 992, 1112, 1240, 1390, 1426, 1472, 1840, 1984, 2224, 2480, 2780, 2852, 2944, 3197, 3565, 3680, 3968, 4309, 4448, 4960, 5560, 5704, 6394, 7130, 7360, 8618, 8896, 9920, 11120, 11408, 12788, 14260, 14720, 15985, 17236, 17792, 19840, 21545, 22240, 22816, 25576, 28520, 31970, 34472, 43090, 44480, 45632, 51152, 57040, 63940, 68944, 86180, 88960, 91264, 99107, 102304, 114080, 127880, 137888, 172360, 198214, 204608, 228160, 255760, 275776, 344720, 396428, 409216, 456320, 495535, 511520, 551552, 689440, 792856, 991070, 1023040, 1378880, 1585712, 1982140, 2046080, 2757760, 3171424, 3964280, 6342848, 7928560, 12685696, 15857120, 31714240, 63428480]

約数ペア:

[(1, 63428480), (2, 31714240), (4, 15857120), (5, 12685696), (8, 7928560), (10, 6342848), (16, 3964280), (20, 3171424), (23, 2757760), (31, 2046080), (32, 1982140), (40, 1585712), (46, 1378880), (62, 1023040), (64, 991070), (80, 792856), (92, 689440), (115, 551552), (124, 511520), (128, 495535), (139, 456320), (155, 409216), (160, 396428), (184, 344720), (230, 275776), (248, 255760), (278, 228160), (310, 204608), (320, 198214), (368, 172360), (460, 137888), (496, 127880), (556, 114080), (620, 102304), (640, 99107), (695, 91264), (713, 88960), (736, 86180), (920, 68944), (992, 63940), (1112, 57040), (1240, 51152), (1390, 45632), (1426, 44480), (1472, 43090), (1840, 34472), (1984, 31970), (2224, 28520), (2480, 25576), (2780, 22816), (2852, 22240), (2944, 21545), (3197, 19840), (3565, 17792), (3680, 17236), (3968, 15985), (4309, 14720), (4448, 14260), (4960, 12788), (5560, 11408), (5704, 11120), (6394, 9920), (7130, 8896), (7360, 8618)]