142700280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:533

約数の個数: 128

約数和(自身を含む): 451008000

約数和(自身を除く): 308307720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 149, 184, 230, 276, 298, 345, 347, 447, 460, 552, 596, 690, 694, 745, 894, 920, 1041, 1192, 1380, 1388, 1490, 1735, 1788, 2082, 2235, 2760, 2776, 2980, 3427, 3470, 3576, 4164, 4470, 5205, 5960, 6854, 6940, 7981, 8328, 8940, 10281, 10410, 13708, 13880, 15962, 17135, 17880, 20562, 20820, 23943, 27416, 31924, 34270, 39905, 41124, 41640, 47886, 51405, 51703, 63848, 68540, 79810, 82248, 95772, 102810, 103406, 119715, 137080, 155109, 159620, 191544, 205620, 206812, 239430, 258515, 310218, 319240, 411240, 413624, 478860, 517030, 620436, 775545, 957720, 1034060, 1189169, 1240872, 1551090, 2068120, 2378338, 3102180, 3567507, 4756676, 5945845, 6204360, 7135014, 9513352, 11891690, 14270028, 17837535, 23783380, 28540056, 35675070, 47566760, 71350140, 142700280]

約数ペア:

[(1, 142700280), (2, 71350140), (3, 47566760), (4, 35675070), (5, 28540056), (6, 23783380), (8, 17837535), (10, 14270028), (12, 11891690), (15, 9513352), (20, 7135014), (23, 6204360), (24, 5945845), (30, 4756676), (40, 3567507), (46, 3102180), (60, 2378338), (69, 2068120), (92, 1551090), (115, 1240872), (120, 1189169), (138, 1034060), (149, 957720), (184, 775545), (230, 620436), (276, 517030), (298, 478860), (345, 413624), (347, 411240), (447, 319240), (460, 310218), (552, 258515), (596, 239430), (690, 206812), (694, 205620), (745, 191544), (894, 159620), (920, 155109), (1041, 137080), (1192, 119715), (1380, 103406), (1388, 102810), (1490, 95772), (1735, 82248), (1788, 79810), (2082, 68540), (2235, 63848), (2760, 51703), (2776, 51405), (2980, 47886), (3427, 41640), (3470, 41124), (3576, 39905), (4164, 34270), (4470, 31924), (5205, 27416), (5960, 23943), (6854, 20820), (6940, 20562), (7981, 17880), (8328, 17135), (8940, 15962), (10281, 13880), (10410, 13708)]