221540280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:198

約数の個数: 256

約数和(自身を含む): 762048000

約数和(自身を除く): 540507720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 59, 60, 65, 78, 83, 87, 104, 116, 118, 120, 130, 145, 156, 166, 174, 177, 195, 232, 236, 249, 260, 290, 295, 312, 332, 348, 354, 377, 390, 415, 435, 472, 498, 520, 580, 590, 664, 696, 708, 754, 767, 780, 830, 870, 885, 996, 1079, 1131, 1160, 1180, 1245, 1416, 1508, 1534, 1560, 1660, 1711, 1740, 1770, 1885, 1992, 2158, 2262, 2301, 2360, 2407, 2490, 3016, 3068, 3237, 3320, 3422, 3480, 3540, 3770, 3835, 4316, 4524, 4602, 4814, 4897, 4980, 5133, 5395, 5655, 6136, 6474, 6844, 7080, 7221, 7540, 7670, 8555, 8632, 9048, 9204, 9628, 9794, 9960, 10266, 10790, 11310, 11505, 12035, 12948, 13688, 14442, 14691, 15080, 15340, 16185, 17110, 18408, 19256, 19588, 20532, 21580, 22243, 22620, 23010, 24070, 24485, 25665, 25896, 28884, 29382, 30680, 31291, 32370, 34220, 36105, 39176, 41064, 43160, 44486, 45240, 46020, 48140, 48970, 51330, 57768, 58764, 62582, 63661, 64740, 66729, 68440, 72210, 73455, 88972, 92040, 93873, 96280, 97940, 102660, 111215, 117528, 125164, 127322, 129480, 133458, 142013, 144420, 146910, 156455, 177944, 187746, 190983, 195880, 205320, 222430, 250328, 254644, 266916, 284026, 288840, 293820, 312910, 318305, 333645, 375492, 381966, 426039, 444860, 469365, 509288, 533832, 568052, 587640, 625820, 636610, 667290, 710065, 750984, 763932, 852078, 889720, 938730, 954915, 1136104, 1251640, 1273220, 1334580, 1420130, 1527864, 1704156, 1846169, 1877460, 1909830, 2130195, 2546440, 2669160, 2840260, 3408312, 3692338, 3754920, 3819660, 4260390, 5538507, 5680520, 7384676, 7639320, 8520780, 9230845, 11077014, 14769352, 17041560, 18461690, 22154028, 27692535, 36923380, 44308056, 55385070, 73846760, 110770140, 221540280]

約数ペア:

[(1, 221540280), (2, 110770140), (3, 73846760), (4, 55385070), (5, 44308056), (6, 36923380), (8, 27692535), (10, 22154028), (12, 18461690), (13, 17041560), (15, 14769352), (20, 11077014), (24, 9230845), (26, 8520780), (29, 7639320), (30, 7384676), (39, 5680520), (40, 5538507), (52, 4260390), (58, 3819660), (59, 3754920), (60, 3692338), (65, 3408312), (78, 2840260), (83, 2669160), (87, 2546440), (104, 2130195), (116, 1909830), (118, 1877460), (120, 1846169), (130, 1704156), (145, 1527864), (156, 1420130), (166, 1334580), (174, 1273220), (177, 1251640), (195, 1136104), (232, 954915), (236, 938730), (249, 889720), (260, 852078), (290, 763932), (295, 750984), (312, 710065), (332, 667290), (348, 636610), (354, 625820), (377, 587640), (390, 568052), (415, 533832), (435, 509288), (472, 469365), (498, 444860), (520, 426039), (580, 381966), (590, 375492), (664, 333645), (696, 318305), (708, 312910), (754, 293820), (767, 288840), (780, 284026), (830, 266916), (870, 254644), (885, 250328), (996, 222430), (1079, 205320), (1131, 195880), (1160, 190983), (1180, 187746), (1245, 177944), (1416, 156455), (1508, 146910), (1534, 144420), (1560, 142013), (1660, 133458), (1711, 129480), (1740, 127322), (1770, 125164), (1885, 117528), (1992, 111215), (2158, 102660), (2262, 97940), (2301, 96280), (2360, 93873), (2407, 92040), (2490, 88972), (3016, 73455), (3068, 72210), (3237, 68440), (3320, 66729), (3422, 64740), (3480, 63661), (3540, 62582), (3770, 58764), (3835, 57768), (4316, 51330), (4524, 48970), (4602, 48140), (4814, 46020), (4897, 45240), (4980, 44486), (5133, 43160), (5395, 41064), (5655, 39176), (6136, 36105), (6474, 34220), (6844, 32370), (7080, 31291), (7221, 30680), (7540, 29382), (7670, 28884), (8555, 25896), (8632, 25665), (9048, 24485), (9204, 24070), (9628, 23010), (9794, 22620), (9960, 22243), (10266, 21580), (10790, 20532), (11310, 19588), (11505, 19256), (12035, 18408), (12948, 17110), (13688, 16185), (14442, 15340), (14691, 15080)]