628552440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:291

約数の個数: 256

約数和(自身を含む): 2177280000

約数和(自身を除く): 1548727560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 79, 90, 106, 108, 120, 135, 139, 158, 159, 180, 212, 216, 237, 265, 270, 278, 316, 318, 360, 395, 417, 424, 474, 477, 530, 540, 556, 632, 636, 695, 711, 790, 795, 834, 948, 954, 1060, 1080, 1112, 1185, 1251, 1272, 1390, 1422, 1431, 1580, 1590, 1668, 1896, 1908, 2085, 2120, 2133, 2370, 2385, 2502, 2780, 2844, 2862, 3160, 3180, 3336, 3555, 3753, 3816, 4170, 4187, 4266, 4740, 4770, 5004, 5560, 5688, 5724, 6255, 6360, 7110, 7155, 7367, 7506, 8340, 8374, 8532, 9480, 9540, 10008, 10665, 10981, 11448, 12510, 12561, 14220, 14310, 14734, 15012, 16680, 16748, 17064, 18765, 19080, 20935, 21330, 21962, 22101, 25020, 25122, 28440, 28620, 29468, 30024, 32943, 33496, 36835, 37530, 37683, 41870, 42660, 43924, 44202, 50040, 50244, 54905, 57240, 58936, 62805, 65886, 66303, 73670, 75060, 75366, 83740, 85320, 87848, 88404, 98829, 100488, 109810, 110505, 113049, 125610, 131772, 132606, 147340, 150120, 150732, 164715, 167480, 176808, 188415, 197658, 198909, 219620, 221010, 226098, 251220, 263544, 265212, 294680, 296487, 301464, 329430, 331515, 376830, 395316, 397818, 439240, 442020, 452196, 494145, 502440, 530424, 565245, 581993, 592974, 658860, 663030, 753660, 790632, 795636, 884040, 904392, 988290, 994545, 1130490, 1163986, 1185948, 1317720, 1326060, 1482435, 1507320, 1591272, 1745979, 1976580, 1989090, 2260980, 2327972, 2371896, 2652120, 2909965, 2964870, 3491958, 3953160, 3978180, 4521960, 4655944, 5237937, 5819930, 5929740, 6983916, 7956360, 8729895, 10475874, 11639860, 11859480, 13967832, 15713811, 17459790, 20951748, 23279720, 26189685, 31427622, 34919580, 41903496, 52379370, 62855244, 69839160, 78569055, 104758740, 125710488, 157138110, 209517480, 314276220, 628552440]

約数ペア:

[(1, 628552440), (2, 314276220), (3, 209517480), (4, 157138110), (5, 125710488), (6, 104758740), (8, 78569055), (9, 69839160), (10, 62855244), (12, 52379370), (15, 41903496), (18, 34919580), (20, 31427622), (24, 26189685), (27, 23279720), (30, 20951748), (36, 17459790), (40, 15713811), (45, 13967832), (53, 11859480), (54, 11639860), (60, 10475874), (72, 8729895), (79, 7956360), (90, 6983916), (106, 5929740), (108, 5819930), (120, 5237937), (135, 4655944), (139, 4521960), (158, 3978180), (159, 3953160), (180, 3491958), (212, 2964870), (216, 2909965), (237, 2652120), (265, 2371896), (270, 2327972), (278, 2260980), (316, 1989090), (318, 1976580), (360, 1745979), (395, 1591272), (417, 1507320), (424, 1482435), (474, 1326060), (477, 1317720), (530, 1185948), (540, 1163986), (556, 1130490), (632, 994545), (636, 988290), (695, 904392), (711, 884040), (790, 795636), (795, 790632), (834, 753660), (948, 663030), (954, 658860), (1060, 592974), (1080, 581993), (1112, 565245), (1185, 530424), (1251, 502440), (1272, 494145), (1390, 452196), (1422, 442020), (1431, 439240), (1580, 397818), (1590, 395316), (1668, 376830), (1896, 331515), (1908, 329430), (2085, 301464), (2120, 296487), (2133, 294680), (2370, 265212), (2385, 263544), (2502, 251220), (2780, 226098), (2844, 221010), (2862, 219620), (3160, 198909), (3180, 197658), (3336, 188415), (3555, 176808), (3753, 167480), (3816, 164715), (4170, 150732), (4187, 150120), (4266, 147340), (4740, 132606), (4770, 131772), (5004, 125610), (5560, 113049), (5688, 110505), (5724, 109810), (6255, 100488), (6360, 98829), (7110, 88404), (7155, 87848), (7367, 85320), (7506, 83740), (8340, 75366), (8374, 75060), (8532, 73670), (9480, 66303), (9540, 65886), (10008, 62805), (10665, 58936), (10981, 57240), (11448, 54905), (12510, 50244), (12561, 50040), (14220, 44202), (14310, 43924), (14734, 42660), (15012, 41870), (16680, 37683), (16748, 37530), (17064, 36835), (18765, 33496), (19080, 32943), (20935, 30024), (21330, 29468), (21962, 28620), (22101, 28440), (25020, 25122)]