198510480

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:739

約数の個数: 320

約数和(自身を含む): 823756800

約数和(自身を除く): 625246320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 168, 171, 180, 189, 190, 210, 216, 228, 240, 252, 266, 270, 280, 285, 304, 315, 336, 342, 360, 378, 380, 399, 420, 432, 456, 504, 513, 532, 540, 560, 570, 630, 665, 684, 691, 720, 756, 760, 798, 840, 855, 912, 945, 1008, 1026, 1064, 1080, 1140, 1197, 1260, 1330, 1368, 1382, 1512, 1520, 1596, 1680, 1710, 1890, 1995, 2052, 2073, 2128, 2160, 2280, 2394, 2520, 2565, 2660, 2736, 2764, 3024, 3192, 3420, 3455, 3591, 3780, 3990, 4104, 4146, 4560, 4788, 4837, 5040, 5130, 5320, 5528, 5985, 6219, 6384, 6840, 6910, 7182, 7560, 7980, 8208, 8292, 9576, 9674, 10260, 10365, 10640, 11056, 11970, 12438, 13129, 13680, 13820, 14364, 14511, 15120, 15960, 16584, 17955, 18657, 19152, 19348, 20520, 20730, 23940, 24185, 24876, 26258, 27640, 28728, 29022, 31095, 31920, 33168, 35910, 37314, 38696, 39387, 41040, 41460, 43533, 47880, 48370, 49752, 52516, 55280, 57456, 58044, 62190, 65645, 71820, 72555, 74628, 77392, 78774, 82920, 87066, 91903, 93285, 95760, 96740, 99504, 105032, 116088, 118161, 124380, 130599, 131290, 143640, 145110, 149256, 157548, 165840, 174132, 183806, 186570, 193480, 196935, 210064, 217665, 232176, 236322, 248760, 261198, 262580, 275709, 287280, 290220, 298512, 315096, 348264, 354483, 367612, 373140, 386960, 393870, 435330, 459515, 472644, 497520, 522396, 525160, 551418, 580440, 590805, 630192, 652995, 696528, 708966, 735224, 746280, 787740, 827127, 870660, 919030, 945288, 1044792, 1050320, 1102836, 1160880, 1181610, 1305990, 1378545, 1417932, 1470448, 1492560, 1575480, 1654254, 1741320, 1772415, 1838060, 1890576, 2089584, 2205672, 2363220, 2481381, 2611980, 2757090, 2835864, 3150960, 3308508, 3482640, 3544830, 3676120, 4135635, 4411344, 4726440, 4962762, 5223960, 5514180, 5671728, 6617016, 7089660, 7352240, 8271270, 9452880, 9925524, 10447920, 11028360, 12406905, 13234032, 14179320, 16542540, 19851048, 22056720, 24813810, 28358640, 33085080, 39702096, 49627620, 66170160, 99255240, 198510480]

約数ペア:

[(1, 198510480), (2, 99255240), (3, 66170160), (4, 49627620), (5, 39702096), (6, 33085080), (7, 28358640), (8, 24813810), (9, 22056720), (10, 19851048), (12, 16542540), (14, 14179320), (15, 13234032), (16, 12406905), (18, 11028360), (19, 10447920), (20, 9925524), (21, 9452880), (24, 8271270), (27, 7352240), (28, 7089660), (30, 6617016), (35, 5671728), (36, 5514180), (38, 5223960), (40, 4962762), (42, 4726440), (45, 4411344), (48, 4135635), (54, 3676120), (56, 3544830), (57, 3482640), (60, 3308508), (63, 3150960), (70, 2835864), (72, 2757090), (76, 2611980), (80, 2481381), (84, 2363220), (90, 2205672), (95, 2089584), (105, 1890576), (108, 1838060), (112, 1772415), (114, 1741320), (120, 1654254), (126, 1575480), (133, 1492560), (135, 1470448), (140, 1417932), (144, 1378545), (152, 1305990), (168, 1181610), (171, 1160880), (180, 1102836), (189, 1050320), (190, 1044792), (210, 945288), (216, 919030), (228, 870660), (240, 827127), (252, 787740), (266, 746280), (270, 735224), (280, 708966), (285, 696528), (304, 652995), (315, 630192), (336, 590805), (342, 580440), (360, 551418), (378, 525160), (380, 522396), (399, 497520), (420, 472644), (432, 459515), (456, 435330), (504, 393870), (513, 386960), (532, 373140), (540, 367612), (560, 354483), (570, 348264), (630, 315096), (665, 298512), (684, 290220), (691, 287280), (720, 275709), (756, 262580), (760, 261198), (798, 248760), (840, 236322), (855, 232176), (912, 217665), (945, 210064), (1008, 196935), (1026, 193480), (1064, 186570), (1080, 183806), (1140, 174132), (1197, 165840), (1260, 157548), (1330, 149256), (1368, 145110), (1382, 143640), (1512, 131290), (1520, 130599), (1596, 124380), (1680, 118161), (1710, 116088), (1890, 105032), (1995, 99504), (2052, 96740), (2073, 95760), (2128, 93285), (2160, 91903), (2280, 87066), (2394, 82920), (2520, 78774), (2565, 77392), (2660, 74628), (2736, 72555), (2764, 71820), (3024, 65645), (3192, 62190), (3420, 58044), (3455, 57456), (3591, 55280), (3780, 52516), (3990, 49752), (4104, 48370), (4146, 47880), (4560, 43533), (4788, 41460), (4837, 41040), (5040, 39387), (5130, 38696), (5320, 37314), (5528, 35910), (5985, 33168), (6219, 31920), (6384, 31095), (6840, 29022), (6910, 28728), (7182, 27640), (7560, 26258), (7980, 24876), (8208, 24185), (8292, 23940), (9576, 20730), (9674, 20520), (10260, 19348), (10365, 19152), (10640, 18657), (11056, 17955), (11970, 16584), (12438, 15960), (13129, 15120), (13680, 14511), (13820, 14364)]