81447360

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2293}}^1$

素因数の和:2350

約数の個数: 112

約数和(自身を含む): 265700256

約数和(自身を除く): 184252896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 148, 160, 185, 192, 222, 240, 296, 320, 370, 444, 480, 555, 592, 740, 888, 960, 1110, 1184, 1480, 1776, 2220, 2293, 2368, 2960, 3552, 4440, 4586, 5920, 6879, 7104, 8880, 9172, 11465, 11840, 13758, 17760, 18344, 22930, 27516, 34395, 35520, 36688, 45860, 55032, 68790, 73376, 84841, 91720, 110064, 137580, 146752, 169682, 183440, 220128, 254523, 275160, 339364, 366880, 424205, 440256, 509046, 550320, 678728, 733760, 848410, 1018092, 1100640, 1272615, 1357456, 1696820, 2036184, 2201280, 2545230, 2714912, 3393640, 4072368, 5090460, 5429824, 6787280, 8144736, 10180920, 13574560, 16289472, 20361840, 27149120, 40723680, 81447360]

約数ペア:

[(1, 81447360), (2, 40723680), (3, 27149120), (4, 20361840), (5, 16289472), (6, 13574560), (8, 10180920), (10, 8144736), (12, 6787280), (15, 5429824), (16, 5090460), (20, 4072368), (24, 3393640), (30, 2714912), (32, 2545230), (37, 2201280), (40, 2036184), (48, 1696820), (60, 1357456), (64, 1272615), (74, 1100640), (80, 1018092), (96, 848410), (111, 733760), (120, 678728), (148, 550320), (160, 509046), (185, 440256), (192, 424205), (222, 366880), (240, 339364), (296, 275160), (320, 254523), (370, 220128), (444, 183440), (480, 169682), (555, 146752), (592, 137580), (740, 110064), (888, 91720), (960, 84841), (1110, 73376), (1184, 68790), (1480, 55032), (1776, 45860), (2220, 36688), (2293, 35520), (2368, 34395), (2960, 27516), (3552, 22930), (4440, 18344), (4586, 17760), (5920, 13758), (6879, 11840), (7104, 11465), (8880, 9172)]