138455280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:416

約数の個数: 240

約数和(自身を含む): 507780000

約数和(自身を除く): 369324720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 29, 30, 36, 38, 40, 45, 48, 57, 58, 60, 72, 76, 80, 87, 90, 95, 114, 116, 120, 144, 145, 152, 171, 174, 180, 190, 228, 232, 240, 261, 285, 290, 304, 342, 348, 349, 360, 380, 435, 456, 464, 522, 551, 570, 580, 684, 696, 698, 720, 760, 855, 870, 912, 1044, 1047, 1102, 1140, 1160, 1305, 1368, 1392, 1396, 1520, 1653, 1710, 1740, 1745, 2088, 2094, 2204, 2280, 2320, 2610, 2736, 2755, 2792, 3141, 3306, 3420, 3480, 3490, 4176, 4188, 4408, 4560, 4959, 5220, 5235, 5510, 5584, 6282, 6612, 6631, 6840, 6960, 6980, 8265, 8376, 8816, 9918, 10121, 10440, 10470, 11020, 12564, 13224, 13262, 13680, 13960, 15705, 16530, 16752, 19836, 19893, 20242, 20880, 20940, 22040, 24795, 25128, 26448, 26524, 27920, 30363, 31410, 33060, 33155, 39672, 39786, 40484, 41880, 44080, 49590, 50256, 50605, 53048, 59679, 60726, 62820, 66120, 66310, 79344, 79572, 80968, 83760, 91089, 99180, 99465, 101210, 106096, 119358, 121452, 125640, 132240, 132620, 151815, 159144, 161936, 182178, 192299, 198360, 198930, 202420, 238716, 242904, 251280, 265240, 298395, 303630, 318288, 364356, 384598, 396720, 397860, 404840, 455445, 477432, 485808, 530480, 576897, 596790, 607260, 728712, 769196, 795720, 809680, 910890, 954864, 961495, 1153794, 1193580, 1214520, 1457424, 1538392, 1591440, 1730691, 1821780, 1922990, 2307588, 2387160, 2429040, 2884485, 3076784, 3461382, 3643560, 3845980, 4615176, 4774320, 5768970, 6922764, 7287120, 7691960, 8653455, 9230352, 11537940, 13845528, 15383920, 17306910, 23075880, 27691056, 34613820, 46151760, 69227640, 138455280]

約数ペア:

[(1, 138455280), (2, 69227640), (3, 46151760), (4, 34613820), (5, 27691056), (6, 23075880), (8, 17306910), (9, 15383920), (10, 13845528), (12, 11537940), (15, 9230352), (16, 8653455), (18, 7691960), (19, 7287120), (20, 6922764), (24, 5768970), (29, 4774320), (30, 4615176), (36, 3845980), (38, 3643560), (40, 3461382), (45, 3076784), (48, 2884485), (57, 2429040), (58, 2387160), (60, 2307588), (72, 1922990), (76, 1821780), (80, 1730691), (87, 1591440), (90, 1538392), (95, 1457424), (114, 1214520), (116, 1193580), (120, 1153794), (144, 961495), (145, 954864), (152, 910890), (171, 809680), (174, 795720), (180, 769196), (190, 728712), (228, 607260), (232, 596790), (240, 576897), (261, 530480), (285, 485808), (290, 477432), (304, 455445), (342, 404840), (348, 397860), (349, 396720), (360, 384598), (380, 364356), (435, 318288), (456, 303630), (464, 298395), (522, 265240), (551, 251280), (570, 242904), (580, 238716), (684, 202420), (696, 198930), (698, 198360), (720, 192299), (760, 182178), (855, 161936), (870, 159144), (912, 151815), (1044, 132620), (1047, 132240), (1102, 125640), (1140, 121452), (1160, 119358), (1305, 106096), (1368, 101210), (1392, 99465), (1396, 99180), (1520, 91089), (1653, 83760), (1710, 80968), (1740, 79572), (1745, 79344), (2088, 66310), (2094, 66120), (2204, 62820), (2280, 60726), (2320, 59679), (2610, 53048), (2736, 50605), (2755, 50256), (2792, 49590), (3141, 44080), (3306, 41880), (3420, 40484), (3480, 39786), (3490, 39672), (4176, 33155), (4188, 33060), (4408, 31410), (4560, 30363), (4959, 27920), (5220, 26524), (5235, 26448), (5510, 25128), (5584, 24795), (6282, 22040), (6612, 20940), (6631, 20880), (6840, 20242), (6960, 19893), (6980, 19836), (8265, 16752), (8376, 16530), (8816, 15705), (9918, 13960), (10121, 13680), (10440, 13262), (10470, 13224), (11020, 12564)]