12428280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 192

約数和(自身を含む): 44928000

約数和(自身を除く): 32499720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 23, 24, 30, 36, 38, 40, 45, 46, 57, 60, 69, 72, 76, 79, 90, 92, 95, 114, 115, 120, 138, 152, 158, 171, 180, 184, 190, 207, 228, 230, 237, 276, 285, 316, 342, 345, 360, 380, 395, 414, 437, 456, 460, 474, 552, 570, 632, 684, 690, 711, 760, 790, 828, 855, 874, 920, 948, 1035, 1140, 1185, 1311, 1368, 1380, 1422, 1501, 1580, 1656, 1710, 1748, 1817, 1896, 2070, 2185, 2280, 2370, 2622, 2760, 2844, 3002, 3160, 3420, 3496, 3555, 3634, 3933, 4140, 4370, 4503, 4740, 5244, 5451, 5688, 6004, 6555, 6840, 7110, 7268, 7505, 7866, 8280, 8740, 9006, 9085, 9480, 10488, 10902, 12008, 13110, 13509, 14220, 14536, 15010, 15732, 16353, 17480, 18012, 18170, 19665, 21804, 22515, 26220, 27018, 27255, 28440, 30020, 31464, 32706, 34523, 36024, 36340, 39330, 43608, 45030, 52440, 54036, 54510, 60040, 65412, 67545, 69046, 72680, 78660, 81765, 90060, 103569, 108072, 109020, 130824, 135090, 138092, 157320, 163530, 172615, 180120, 207138, 218040, 270180, 276184, 310707, 327060, 345230, 414276, 517845, 540360, 621414, 654120, 690460, 828552, 1035690, 1242828, 1380920, 1553535, 2071380, 2485656, 3107070, 4142760, 6214140, 12428280]

約数ペア:

[(1, 12428280), (2, 6214140), (3, 4142760), (4, 3107070), (5, 2485656), (6, 2071380), (8, 1553535), (9, 1380920), (10, 1242828), (12, 1035690), (15, 828552), (18, 690460), (19, 654120), (20, 621414), (23, 540360), (24, 517845), (30, 414276), (36, 345230), (38, 327060), (40, 310707), (45, 276184), (46, 270180), (57, 218040), (60, 207138), (69, 180120), (72, 172615), (76, 163530), (79, 157320), (90, 138092), (92, 135090), (95, 130824), (114, 109020), (115, 108072), (120, 103569), (138, 90060), (152, 81765), (158, 78660), (171, 72680), (180, 69046), (184, 67545), (190, 65412), (207, 60040), (228, 54510), (230, 54036), (237, 52440), (276, 45030), (285, 43608), (316, 39330), (342, 36340), (345, 36024), (360, 34523), (380, 32706), (395, 31464), (414, 30020), (437, 28440), (456, 27255), (460, 27018), (474, 26220), (552, 22515), (570, 21804), (632, 19665), (684, 18170), (690, 18012), (711, 17480), (760, 16353), (790, 15732), (828, 15010), (855, 14536), (874, 14220), (920, 13509), (948, 13110), (1035, 12008), (1140, 10902), (1185, 10488), (1311, 9480), (1368, 9085), (1380, 9006), (1422, 8740), (1501, 8280), (1580, 7866), (1656, 7505), (1710, 7268), (1748, 7110), (1817, 6840), (1896, 6555), (2070, 6004), (2185, 5688), (2280, 5451), (2370, 5244), (2622, 4740), (2760, 4503), (2844, 4370), (3002, 4140), (3160, 3933), (3420, 3634), (3496, 3555)]