209454560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:265

約数の個数: 192

約数和(自身を含む): 606154752

約数和(自身を除く): 396700192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 47, 56, 70, 80, 92, 94, 112, 115, 140, 160, 161, 173, 184, 188, 224, 230, 235, 280, 322, 329, 346, 368, 376, 460, 470, 560, 644, 658, 692, 736, 752, 805, 865, 920, 940, 1081, 1120, 1211, 1288, 1316, 1384, 1504, 1610, 1645, 1730, 1840, 1880, 2162, 2422, 2576, 2632, 2768, 3220, 3290, 3460, 3680, 3760, 3979, 4324, 4844, 5152, 5264, 5405, 5536, 6055, 6440, 6580, 6920, 7520, 7567, 7958, 8131, 8648, 9688, 10528, 10810, 12110, 12880, 13160, 13840, 15134, 15916, 16262, 17296, 19376, 19895, 21620, 24220, 25760, 26320, 27680, 27853, 30268, 31832, 32524, 34592, 37835, 38752, 39790, 40655, 43240, 48440, 52640, 55706, 56917, 60536, 63664, 65048, 75670, 79580, 81310, 86480, 96880, 111412, 113834, 121072, 127328, 130096, 139265, 151340, 159160, 162620, 172960, 187013, 193760, 222824, 227668, 242144, 260192, 278530, 284585, 302680, 318320, 325240, 374026, 445648, 455336, 557060, 569170, 605360, 636640, 650480, 748052, 891296, 910672, 935065, 1114120, 1138340, 1210720, 1300960, 1309091, 1496104, 1821344, 1870130, 2228240, 2276680, 2618182, 2992208, 3740260, 4456480, 4553360, 5236364, 5984416, 6545455, 7480520, 9106720, 10472728, 13090910, 14961040, 20945456, 26181820, 29922080, 41890912, 52363640, 104727280, 209454560]

約数ペア:

[(1, 209454560), (2, 104727280), (4, 52363640), (5, 41890912), (7, 29922080), (8, 26181820), (10, 20945456), (14, 14961040), (16, 13090910), (20, 10472728), (23, 9106720), (28, 7480520), (32, 6545455), (35, 5984416), (40, 5236364), (46, 4553360), (47, 4456480), (56, 3740260), (70, 2992208), (80, 2618182), (92, 2276680), (94, 2228240), (112, 1870130), (115, 1821344), (140, 1496104), (160, 1309091), (161, 1300960), (173, 1210720), (184, 1138340), (188, 1114120), (224, 935065), (230, 910672), (235, 891296), (280, 748052), (322, 650480), (329, 636640), (346, 605360), (368, 569170), (376, 557060), (460, 455336), (470, 445648), (560, 374026), (644, 325240), (658, 318320), (692, 302680), (736, 284585), (752, 278530), (805, 260192), (865, 242144), (920, 227668), (940, 222824), (1081, 193760), (1120, 187013), (1211, 172960), (1288, 162620), (1316, 159160), (1384, 151340), (1504, 139265), (1610, 130096), (1645, 127328), (1730, 121072), (1840, 113834), (1880, 111412), (2162, 96880), (2422, 86480), (2576, 81310), (2632, 79580), (2768, 75670), (3220, 65048), (3290, 63664), (3460, 60536), (3680, 56917), (3760, 55706), (3979, 52640), (4324, 48440), (4844, 43240), (5152, 40655), (5264, 39790), (5405, 38752), (5536, 37835), (6055, 34592), (6440, 32524), (6580, 31832), (6920, 30268), (7520, 27853), (7567, 27680), (7958, 26320), (8131, 25760), (8648, 24220), (9688, 21620), (10528, 19895), (10810, 19376), (12110, 17296), (12880, 16262), (13160, 15916), (13840, 15134)]