176760920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 471398400

約数和(自身を除く): 294637480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 79, 122, 131, 140, 158, 244, 262, 280, 305, 316, 395, 427, 488, 524, 553, 610, 632, 655, 790, 854, 917, 1048, 1106, 1220, 1310, 1580, 1708, 1834, 2135, 2212, 2440, 2620, 2765, 3160, 3416, 3668, 4270, 4424, 4585, 4819, 5240, 5530, 7336, 7991, 8540, 9170, 9638, 10349, 11060, 15982, 17080, 18340, 19276, 20698, 22120, 24095, 31964, 33733, 36680, 38552, 39955, 41396, 48190, 51745, 55937, 63928, 67466, 72443, 79910, 82792, 96380, 103490, 111874, 134932, 144886, 159820, 168665, 192760, 206980, 223748, 269864, 279685, 289772, 319640, 337330, 362215, 413960, 447496, 559370, 579544, 631289, 674660, 724430, 1118740, 1262578, 1349320, 1448860, 2237480, 2525156, 2897720, 3156445, 4419023, 5050312, 6312890, 8838046, 12625780, 17676092, 22095115, 25251560, 35352184, 44190230, 88380460, 176760920]

約数ペア:

[(1, 176760920), (2, 88380460), (4, 44190230), (5, 35352184), (7, 25251560), (8, 22095115), (10, 17676092), (14, 12625780), (20, 8838046), (28, 6312890), (35, 5050312), (40, 4419023), (56, 3156445), (61, 2897720), (70, 2525156), (79, 2237480), (122, 1448860), (131, 1349320), (140, 1262578), (158, 1118740), (244, 724430), (262, 674660), (280, 631289), (305, 579544), (316, 559370), (395, 447496), (427, 413960), (488, 362215), (524, 337330), (553, 319640), (610, 289772), (632, 279685), (655, 269864), (790, 223748), (854, 206980), (917, 192760), (1048, 168665), (1106, 159820), (1220, 144886), (1310, 134932), (1580, 111874), (1708, 103490), (1834, 96380), (2135, 82792), (2212, 79910), (2440, 72443), (2620, 67466), (2765, 63928), (3160, 55937), (3416, 51745), (3668, 48190), (4270, 41396), (4424, 39955), (4585, 38552), (4819, 36680), (5240, 33733), (5530, 31964), (7336, 24095), (7991, 22120), (8540, 20698), (9170, 19276), (9638, 18340), (10349, 17080), (11060, 15982)]