1213620120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:542

約数の個数: 192

約数和(自身を含む): 4036032000

約数和(自身を除く): 2822411880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 79, 90, 120, 139, 158, 180, 237, 278, 307, 316, 360, 395, 417, 474, 556, 614, 632, 695, 711, 790, 834, 921, 948, 1112, 1185, 1228, 1251, 1390, 1422, 1535, 1580, 1668, 1842, 1896, 2085, 2370, 2456, 2502, 2763, 2780, 2844, 3070, 3160, 3336, 3555, 3684, 4170, 4605, 4740, 5004, 5526, 5560, 5688, 6140, 6255, 7110, 7368, 8340, 9210, 9480, 10008, 10981, 11052, 12280, 12510, 13815, 14220, 16680, 18420, 21962, 22104, 24253, 25020, 27630, 28440, 32943, 36840, 42673, 43924, 48506, 50040, 54905, 55260, 65886, 72759, 85346, 87848, 97012, 98829, 109810, 110520, 121265, 128019, 131772, 145518, 164715, 170692, 194024, 197658, 213365, 218277, 219620, 242530, 256038, 263544, 291036, 329430, 341384, 363795, 384057, 395316, 426730, 436554, 439240, 485060, 494145, 512076, 582072, 640095, 658860, 727590, 768114, 790632, 853460, 873108, 970120, 988290, 1024152, 1091385, 1280190, 1317720, 1455180, 1536228, 1706920, 1746216, 1920285, 1976580, 2182770, 2560380, 2910360, 3072456, 3371167, 3840570, 3953160, 4365540, 5120760, 6742334, 7681140, 8731080, 10113501, 13484668, 15362280, 16855835, 20227002, 26969336, 30340503, 33711670, 40454004, 50567505, 60681006, 67423340, 80908008, 101135010, 121362012, 134846680, 151702515, 202270020, 242724024, 303405030, 404540040, 606810060, 1213620120]

約数ペア:

[(1, 1213620120), (2, 606810060), (3, 404540040), (4, 303405030), (5, 242724024), (6, 202270020), (8, 151702515), (9, 134846680), (10, 121362012), (12, 101135010), (15, 80908008), (18, 67423340), (20, 60681006), (24, 50567505), (30, 40454004), (36, 33711670), (40, 30340503), (45, 26969336), (60, 20227002), (72, 16855835), (79, 15362280), (90, 13484668), (120, 10113501), (139, 8731080), (158, 7681140), (180, 6742334), (237, 5120760), (278, 4365540), (307, 3953160), (316, 3840570), (360, 3371167), (395, 3072456), (417, 2910360), (474, 2560380), (556, 2182770), (614, 1976580), (632, 1920285), (695, 1746216), (711, 1706920), (790, 1536228), (834, 1455180), (921, 1317720), (948, 1280190), (1112, 1091385), (1185, 1024152), (1228, 988290), (1251, 970120), (1390, 873108), (1422, 853460), (1535, 790632), (1580, 768114), (1668, 727590), (1842, 658860), (1896, 640095), (2085, 582072), (2370, 512076), (2456, 494145), (2502, 485060), (2763, 439240), (2780, 436554), (2844, 426730), (3070, 395316), (3160, 384057), (3336, 363795), (3555, 341384), (3684, 329430), (4170, 291036), (4605, 263544), (4740, 256038), (5004, 242530), (5526, 219620), (5560, 218277), (5688, 213365), (6140, 197658), (6255, 194024), (7110, 170692), (7368, 164715), (8340, 145518), (9210, 131772), (9480, 128019), (10008, 121265), (10981, 110520), (11052, 109810), (12280, 98829), (12510, 97012), (13815, 87848), (14220, 85346), (16680, 72759), (18420, 65886), (21962, 55260), (22104, 54905), (24253, 50040), (25020, 48506), (27630, 43924), (28440, 42673), (32943, 36840)]