16406720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 112

約数和(自身を含む): 43891200

約数和(自身を除く): 27484480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 59, 64, 79, 80, 88, 110, 118, 158, 160, 176, 220, 236, 295, 316, 320, 352, 395, 440, 472, 590, 632, 649, 704, 790, 869, 880, 944, 1180, 1264, 1298, 1580, 1738, 1760, 1888, 2360, 2528, 2596, 3160, 3245, 3476, 3520, 3776, 4345, 4661, 4720, 5056, 5192, 6320, 6490, 6952, 8690, 9322, 9440, 10384, 12640, 12980, 13904, 17380, 18644, 18880, 20768, 23305, 25280, 25960, 27808, 34760, 37288, 41536, 46610, 51271, 51920, 55616, 69520, 74576, 93220, 102542, 103840, 139040, 149152, 186440, 205084, 207680, 256355, 278080, 298304, 372880, 410168, 512710, 745760, 820336, 1025420, 1491520, 1640672, 2050840, 3281344, 4101680, 8203360, 16406720]

約数ペア:

[(1, 16406720), (2, 8203360), (4, 4101680), (5, 3281344), (8, 2050840), (10, 1640672), (11, 1491520), (16, 1025420), (20, 820336), (22, 745760), (32, 512710), (40, 410168), (44, 372880), (55, 298304), (59, 278080), (64, 256355), (79, 207680), (80, 205084), (88, 186440), (110, 149152), (118, 139040), (158, 103840), (160, 102542), (176, 93220), (220, 74576), (236, 69520), (295, 55616), (316, 51920), (320, 51271), (352, 46610), (395, 41536), (440, 37288), (472, 34760), (590, 27808), (632, 25960), (649, 25280), (704, 23305), (790, 20768), (869, 18880), (880, 18644), (944, 17380), (1180, 13904), (1264, 12980), (1298, 12640), (1580, 10384), (1738, 9440), (1760, 9322), (1888, 8690), (2360, 6952), (2528, 6490), (2596, 6320), (3160, 5192), (3245, 5056), (3476, 4720), (3520, 4661), (3776, 4345)]