131454960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{463}}^1$

素因数の和:512

約数の個数: 240

約数和(自身を含む): 505396224

約数和(自身を除く): 373941264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 169, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 338, 364, 390, 420, 455, 463, 507, 520, 546, 560, 624, 676, 728, 780, 840, 845, 910, 926, 1014, 1040, 1092, 1183, 1352, 1365, 1389, 1456, 1560, 1680, 1690, 1820, 1852, 2028, 2184, 2315, 2366, 2535, 2704, 2730, 2778, 3120, 3241, 3380, 3549, 3640, 3704, 4056, 4368, 4630, 4732, 5070, 5460, 5556, 5915, 6019, 6482, 6760, 6945, 7098, 7280, 7408, 8112, 9260, 9464, 9723, 10140, 10920, 11112, 11830, 12038, 12964, 13520, 13890, 14196, 16205, 17745, 18057, 18520, 18928, 19446, 20280, 21840, 22224, 23660, 24076, 25928, 27780, 28392, 30095, 32410, 35490, 36114, 37040, 38892, 40560, 42133, 47320, 48152, 48615, 51856, 55560, 56784, 60190, 64820, 70980, 72228, 77784, 78247, 84266, 90285, 94640, 96304, 97230, 111120, 120380, 126399, 129640, 141960, 144456, 155568, 156494, 168532, 180570, 194460, 210665, 234741, 240760, 252798, 259280, 283920, 288912, 312988, 337064, 361140, 388920, 391235, 421330, 469482, 481520, 505596, 547729, 625976, 631995, 674128, 722280, 777840, 782470, 842660, 938964, 1011192, 1095458, 1173705, 1251952, 1263990, 1444560, 1564940, 1643187, 1685320, 1877928, 2022384, 2190916, 2347410, 2527980, 2738645, 3129880, 3286374, 3370640, 3755856, 4381832, 4694820, 5055960, 5477290, 6259760, 6572748, 8215935, 8763664, 9389640, 10111920, 10954580, 13145496, 16431870, 18779280, 21909160, 26290992, 32863740, 43818320, 65727480, 131454960]

約数ペア:

[(1, 131454960), (2, 65727480), (3, 43818320), (4, 32863740), (5, 26290992), (6, 21909160), (7, 18779280), (8, 16431870), (10, 13145496), (12, 10954580), (13, 10111920), (14, 9389640), (15, 8763664), (16, 8215935), (20, 6572748), (21, 6259760), (24, 5477290), (26, 5055960), (28, 4694820), (30, 4381832), (35, 3755856), (39, 3370640), (40, 3286374), (42, 3129880), (48, 2738645), (52, 2527980), (56, 2347410), (60, 2190916), (65, 2022384), (70, 1877928), (78, 1685320), (80, 1643187), (84, 1564940), (91, 1444560), (104, 1263990), (105, 1251952), (112, 1173705), (120, 1095458), (130, 1011192), (140, 938964), (156, 842660), (168, 782470), (169, 777840), (182, 722280), (195, 674128), (208, 631995), (210, 625976), (240, 547729), (260, 505596), (273, 481520), (280, 469482), (312, 421330), (336, 391235), (338, 388920), (364, 361140), (390, 337064), (420, 312988), (455, 288912), (463, 283920), (507, 259280), (520, 252798), (546, 240760), (560, 234741), (624, 210665), (676, 194460), (728, 180570), (780, 168532), (840, 156494), (845, 155568), (910, 144456), (926, 141960), (1014, 129640), (1040, 126399), (1092, 120380), (1183, 111120), (1352, 97230), (1365, 96304), (1389, 94640), (1456, 90285), (1560, 84266), (1680, 78247), (1690, 77784), (1820, 72228), (1852, 70980), (2028, 64820), (2184, 60190), (2315, 56784), (2366, 55560), (2535, 51856), (2704, 48615), (2730, 48152), (2778, 47320), (3120, 42133), (3241, 40560), (3380, 38892), (3549, 37040), (3640, 36114), (3704, 35490), (4056, 32410), (4368, 30095), (4630, 28392), (4732, 27780), (5070, 25928), (5460, 24076), (5556, 23660), (5915, 22224), (6019, 21840), (6482, 20280), (6760, 19446), (6945, 18928), (7098, 18520), (7280, 18057), (7408, 17745), (8112, 16205), (9260, 14196), (9464, 13890), (9723, 13520), (10140, 12964), (10920, 12038), (11112, 11830)]