210405440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 224

約数和(自身を含む): 614476800

約数和(自身を除く): 404071360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 41, 56, 58, 64, 70, 79, 80, 82, 112, 116, 140, 145, 158, 160, 164, 203, 205, 224, 232, 280, 287, 290, 316, 320, 328, 395, 406, 410, 448, 464, 553, 560, 574, 580, 632, 656, 790, 812, 820, 928, 1015, 1106, 1120, 1148, 1160, 1189, 1264, 1312, 1435, 1580, 1624, 1640, 1856, 2030, 2212, 2240, 2291, 2296, 2320, 2378, 2528, 2624, 2765, 2870, 3160, 3239, 3248, 3280, 4060, 4424, 4582, 4592, 4640, 4756, 5056, 5530, 5740, 5945, 6320, 6478, 6496, 6560, 8120, 8323, 8848, 9164, 9184, 9280, 9512, 11060, 11455, 11480, 11890, 12640, 12956, 12992, 13120, 16037, 16195, 16240, 16646, 17696, 18328, 18368, 19024, 22120, 22673, 22910, 22960, 23780, 25280, 25912, 32074, 32390, 32480, 33292, 35392, 36656, 38048, 41615, 44240, 45346, 45820, 45920, 47560, 51824, 64148, 64780, 64960, 66584, 73312, 76096, 80185, 83230, 88480, 90692, 91640, 91840, 93931, 95120, 103648, 113365, 128296, 129560, 133168, 146624, 160370, 166460, 176960, 181384, 183280, 187862, 190240, 207296, 226730, 256592, 259120, 266336, 320740, 332920, 362768, 366560, 375724, 380480, 453460, 469655, 513184, 518240, 532672, 641480, 657517, 665840, 725536, 733120, 751448, 906920, 939310, 1026368, 1036480, 1282960, 1315034, 1331680, 1451072, 1502896, 1813840, 1878620, 2565920, 2630068, 2663360, 3005792, 3287585, 3627680, 3757240, 5131840, 5260136, 6011584, 6575170, 7255360, 7514480, 10520272, 13150340, 15028960, 21040544, 26300680, 30057920, 42081088, 52601360, 105202720, 210405440]

約数ペア:

[(1, 210405440), (2, 105202720), (4, 52601360), (5, 42081088), (7, 30057920), (8, 26300680), (10, 21040544), (14, 15028960), (16, 13150340), (20, 10520272), (28, 7514480), (29, 7255360), (32, 6575170), (35, 6011584), (40, 5260136), (41, 5131840), (56, 3757240), (58, 3627680), (64, 3287585), (70, 3005792), (79, 2663360), (80, 2630068), (82, 2565920), (112, 1878620), (116, 1813840), (140, 1502896), (145, 1451072), (158, 1331680), (160, 1315034), (164, 1282960), (203, 1036480), (205, 1026368), (224, 939310), (232, 906920), (280, 751448), (287, 733120), (290, 725536), (316, 665840), (320, 657517), (328, 641480), (395, 532672), (406, 518240), (410, 513184), (448, 469655), (464, 453460), (553, 380480), (560, 375724), (574, 366560), (580, 362768), (632, 332920), (656, 320740), (790, 266336), (812, 259120), (820, 256592), (928, 226730), (1015, 207296), (1106, 190240), (1120, 187862), (1148, 183280), (1160, 181384), (1189, 176960), (1264, 166460), (1312, 160370), (1435, 146624), (1580, 133168), (1624, 129560), (1640, 128296), (1856, 113365), (2030, 103648), (2212, 95120), (2240, 93931), (2291, 91840), (2296, 91640), (2320, 90692), (2378, 88480), (2528, 83230), (2624, 80185), (2765, 76096), (2870, 73312), (3160, 66584), (3239, 64960), (3248, 64780), (3280, 64148), (4060, 51824), (4424, 47560), (4582, 45920), (4592, 45820), (4640, 45346), (4756, 44240), (5056, 41615), (5530, 38048), (5740, 36656), (5945, 35392), (6320, 33292), (6478, 32480), (6496, 32390), (6560, 32074), (8120, 25912), (8323, 25280), (8848, 23780), (9164, 22960), (9184, 22910), (9280, 22673), (9512, 22120), (11060, 19024), (11455, 18368), (11480, 18328), (11890, 17696), (12640, 16646), (12956, 16240), (12992, 16195), (13120, 16037)]