221905320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2903}}^1$

素因数の和:2944

約数の個数: 192

約数和(自身を含む): 834261120

約数和(自身を除く): 612355800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 182, 195, 196, 210, 245, 260, 273, 280, 294, 312, 364, 390, 392, 420, 455, 490, 520, 546, 588, 637, 728, 735, 780, 840, 910, 980, 1092, 1176, 1274, 1365, 1470, 1560, 1820, 1911, 1960, 2184, 2548, 2730, 2903, 2940, 3185, 3640, 3822, 5096, 5460, 5806, 5880, 6370, 7644, 8709, 9555, 10920, 11612, 12740, 14515, 15288, 17418, 19110, 20321, 23224, 25480, 29030, 34836, 37739, 38220, 40642, 43545, 58060, 60963, 69672, 75478, 76440, 81284, 87090, 101605, 113217, 116120, 121926, 142247, 150956, 162568, 174180, 188695, 203210, 226434, 243852, 264173, 284494, 301912, 304815, 348360, 377390, 406420, 426741, 452868, 487704, 528346, 566085, 568988, 609630, 711235, 754780, 792519, 812840, 853482, 905736, 1056692, 1132170, 1137976, 1219260, 1320865, 1422470, 1509560, 1585038, 1706964, 1849211, 2113384, 2133705, 2264340, 2438520, 2641730, 2844940, 3170076, 3413928, 3698422, 3962595, 4267410, 4528680, 5283460, 5547633, 5689880, 6340152, 7396844, 7925190, 8534820, 9246055, 10566920, 11095266, 14793688, 15850380, 17069640, 18492110, 22190532, 27738165, 31700760, 36984220, 44381064, 55476330, 73968440, 110952660, 221905320]

約数ペア:

[(1, 221905320), (2, 110952660), (3, 73968440), (4, 55476330), (5, 44381064), (6, 36984220), (7, 31700760), (8, 27738165), (10, 22190532), (12, 18492110), (13, 17069640), (14, 15850380), (15, 14793688), (20, 11095266), (21, 10566920), (24, 9246055), (26, 8534820), (28, 7925190), (30, 7396844), (35, 6340152), (39, 5689880), (40, 5547633), (42, 5283460), (49, 4528680), (52, 4267410), (56, 3962595), (60, 3698422), (65, 3413928), (70, 3170076), (78, 2844940), (84, 2641730), (91, 2438520), (98, 2264340), (104, 2133705), (105, 2113384), (120, 1849211), (130, 1706964), (140, 1585038), (147, 1509560), (156, 1422470), (168, 1320865), (182, 1219260), (195, 1137976), (196, 1132170), (210, 1056692), (245, 905736), (260, 853482), (273, 812840), (280, 792519), (294, 754780), (312, 711235), (364, 609630), (390, 568988), (392, 566085), (420, 528346), (455, 487704), (490, 452868), (520, 426741), (546, 406420), (588, 377390), (637, 348360), (728, 304815), (735, 301912), (780, 284494), (840, 264173), (910, 243852), (980, 226434), (1092, 203210), (1176, 188695), (1274, 174180), (1365, 162568), (1470, 150956), (1560, 142247), (1820, 121926), (1911, 116120), (1960, 113217), (2184, 101605), (2548, 87090), (2730, 81284), (2903, 76440), (2940, 75478), (3185, 69672), (3640, 60963), (3822, 58060), (5096, 43545), (5460, 40642), (5806, 38220), (5880, 37739), (6370, 34836), (7644, 29030), (8709, 25480), (9555, 23224), (10920, 20321), (11612, 19110), (12740, 17418), (14515, 15288)]