80115480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:415

約数の個数: 160

約数和(自身を含む): 273556800

約数和(自身を除く): 193441320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 79, 81, 90, 108, 120, 135, 158, 162, 180, 216, 237, 270, 313, 316, 324, 360, 395, 405, 474, 540, 626, 632, 648, 711, 790, 810, 939, 948, 1080, 1185, 1252, 1422, 1565, 1580, 1620, 1878, 1896, 2133, 2370, 2504, 2817, 2844, 3130, 3160, 3240, 3555, 3756, 4266, 4695, 4740, 5634, 5688, 6260, 6399, 7110, 7512, 8451, 8532, 9390, 9480, 10665, 11268, 12520, 12798, 14085, 14220, 16902, 17064, 18780, 21330, 22536, 24727, 25353, 25596, 28170, 28440, 31995, 33804, 37560, 42255, 42660, 49454, 50706, 51192, 56340, 63990, 67608, 74181, 84510, 85320, 98908, 101412, 112680, 123635, 126765, 127980, 148362, 169020, 197816, 202824, 222543, 247270, 253530, 255960, 296724, 338040, 370905, 445086, 494540, 507060, 593448, 667629, 741810, 890172, 989080, 1014120, 1112715, 1335258, 1483620, 1780344, 2002887, 2225430, 2670516, 2967240, 3338145, 4005774, 4450860, 5341032, 6676290, 8011548, 8901720, 10014435, 13352580, 16023096, 20028870, 26705160, 40057740, 80115480]

約数ペア:

[(1, 80115480), (2, 40057740), (3, 26705160), (4, 20028870), (5, 16023096), (6, 13352580), (8, 10014435), (9, 8901720), (10, 8011548), (12, 6676290), (15, 5341032), (18, 4450860), (20, 4005774), (24, 3338145), (27, 2967240), (30, 2670516), (36, 2225430), (40, 2002887), (45, 1780344), (54, 1483620), (60, 1335258), (72, 1112715), (79, 1014120), (81, 989080), (90, 890172), (108, 741810), (120, 667629), (135, 593448), (158, 507060), (162, 494540), (180, 445086), (216, 370905), (237, 338040), (270, 296724), (313, 255960), (316, 253530), (324, 247270), (360, 222543), (395, 202824), (405, 197816), (474, 169020), (540, 148362), (626, 127980), (632, 126765), (648, 123635), (711, 112680), (790, 101412), (810, 98908), (939, 85320), (948, 84510), (1080, 74181), (1185, 67608), (1252, 63990), (1422, 56340), (1565, 51192), (1580, 50706), (1620, 49454), (1878, 42660), (1896, 42255), (2133, 37560), (2370, 33804), (2504, 31995), (2817, 28440), (2844, 28170), (3130, 25596), (3160, 25353), (3240, 24727), (3555, 22536), (3756, 21330), (4266, 18780), (4695, 17064), (4740, 16902), (5634, 14220), (5688, 14085), (6260, 12798), (6399, 12520), (7110, 11268), (7512, 10665), (8451, 9480), (8532, 9390)]