289358160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13249}}^1$

素因数の和:13285

約数の個数: 160

約数和(自身を含む): 1104096000

約数和(自身を除く): 814737840

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, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 13249, 21840, 26498, 39747, 52996, 66245, 79494, 92743, 105992, 132490, 158988, 172237, 185486, 198735, 211984, 264980, 278229, 317976, 344474, 370972, 397470, 463715, 516711, 529960, 556458, 635952, 688948, 741944, 794940, 861185, 927430, 1033422, 1059920, 1112916, 1205659, 1377896, 1391145, 1483888, 1589880, 1722370, 1854860, 2066844, 2225832, 2411318, 2583555, 2755792, 2782290, 3179760, 3444740, 3616977, 3709720, 4133688, 4451664, 4822636, 5167110, 5564580, 6028295, 6889480, 7233954, 7419440, 8267376, 9645272, 10334220, 11129160, 12056590, 13778960, 14467908, 18084885, 19290544, 20668440, 22258320, 24113180, 28935816, 36169770, 41336880, 48226360, 57871632, 72339540, 96452720, 144679080, 289358160]

約数ペア:

[(1, 289358160), (2, 144679080), (3, 96452720), (4, 72339540), (5, 57871632), (6, 48226360), (7, 41336880), (8, 36169770), (10, 28935816), (12, 24113180), (13, 22258320), (14, 20668440), (15, 19290544), (16, 18084885), (20, 14467908), (21, 13778960), (24, 12056590), (26, 11129160), (28, 10334220), (30, 9645272), (35, 8267376), (39, 7419440), (40, 7233954), (42, 6889480), (48, 6028295), (52, 5564580), (56, 5167110), (60, 4822636), (65, 4451664), (70, 4133688), (78, 3709720), (80, 3616977), (84, 3444740), (91, 3179760), (104, 2782290), (105, 2755792), (112, 2583555), (120, 2411318), (130, 2225832), (140, 2066844), (156, 1854860), (168, 1722370), (182, 1589880), (195, 1483888), (208, 1391145), (210, 1377896), (240, 1205659), (260, 1112916), (273, 1059920), (280, 1033422), (312, 927430), (336, 861185), (364, 794940), (390, 741944), (420, 688948), (455, 635952), (520, 556458), (546, 529960), (560, 516711), (624, 463715), (728, 397470), (780, 370972), (840, 344474), (910, 317976), (1040, 278229), (1092, 264980), (1365, 211984), (1456, 198735), (1560, 185486), (1680, 172237), (1820, 158988), (2184, 132490), (2730, 105992), (3120, 92743), (3640, 79494), (4368, 66245), (5460, 52996), (7280, 39747), (10920, 26498), (13249, 21840)]