657338240

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{47}}^1$

素因数の和:161

約数の個数: 192

約数和(自身を含む): 1771519680

約数和(自身を除く): 1114181440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 47, 52, 64, 65, 80, 82, 94, 104, 128, 130, 160, 164, 188, 205, 208, 235, 260, 320, 328, 376, 410, 416, 470, 520, 533, 611, 640, 656, 752, 820, 832, 940, 1040, 1066, 1222, 1312, 1504, 1640, 1664, 1681, 1880, 1927, 2080, 2132, 2444, 2624, 2665, 3008, 3055, 3280, 3362, 3760, 3854, 4160, 4264, 4888, 5248, 5330, 6016, 6110, 6560, 6724, 7520, 7708, 8320, 8405, 8528, 9635, 9776, 10660, 12220, 13120, 13448, 15040, 15416, 16810, 17056, 19270, 19552, 21320, 21853, 24440, 25051, 26240, 26896, 30080, 30832, 33620, 34112, 38540, 39104, 42640, 43706, 48880, 50102, 53792, 61664, 67240, 68224, 77080, 78208, 79007, 85280, 87412, 97760, 100204, 107584, 109265, 123328, 125255, 134480, 154160, 158014, 170560, 174824, 195520, 200408, 215168, 218530, 246656, 250510, 268960, 308320, 316028, 341120, 349648, 391040, 395035, 400816, 437060, 501020, 537920, 616640, 632056, 699296, 790070, 801632, 874120, 1002040, 1027091, 1075840, 1233280, 1264112, 1398592, 1580140, 1603264, 1748240, 2004080, 2054182, 2528224, 2797184, 3160280, 3206528, 3496480, 4008160, 4108364, 5056448, 5135455, 6320560, 6992960, 8016320, 8216728, 10112896, 10270910, 12641120, 13985920, 16032640, 16433456, 20541820, 25282240, 32866912, 41083640, 50564480, 65733824, 82167280, 131467648, 164334560, 328669120, 657338240]

約数ペア:

[(1, 657338240), (2, 328669120), (4, 164334560), (5, 131467648), (8, 82167280), (10, 65733824), (13, 50564480), (16, 41083640), (20, 32866912), (26, 25282240), (32, 20541820), (40, 16433456), (41, 16032640), (47, 13985920), (52, 12641120), (64, 10270910), (65, 10112896), (80, 8216728), (82, 8016320), (94, 6992960), (104, 6320560), (128, 5135455), (130, 5056448), (160, 4108364), (164, 4008160), (188, 3496480), (205, 3206528), (208, 3160280), (235, 2797184), (260, 2528224), (320, 2054182), (328, 2004080), (376, 1748240), (410, 1603264), (416, 1580140), (470, 1398592), (520, 1264112), (533, 1233280), (611, 1075840), (640, 1027091), (656, 1002040), (752, 874120), (820, 801632), (832, 790070), (940, 699296), (1040, 632056), (1066, 616640), (1222, 537920), (1312, 501020), (1504, 437060), (1640, 400816), (1664, 395035), (1681, 391040), (1880, 349648), (1927, 341120), (2080, 316028), (2132, 308320), (2444, 268960), (2624, 250510), (2665, 246656), (3008, 218530), (3055, 215168), (3280, 200408), (3362, 195520), (3760, 174824), (3854, 170560), (4160, 158014), (4264, 154160), (4888, 134480), (5248, 125255), (5330, 123328), (6016, 109265), (6110, 107584), (6560, 100204), (6724, 97760), (7520, 87412), (7708, 85280), (8320, 79007), (8405, 78208), (8528, 77080), (9635, 68224), (9776, 67240), (10660, 61664), (12220, 53792), (13120, 50102), (13448, 48880), (15040, 43706), (15416, 42640), (16810, 39104), (17056, 38540), (19270, 34112), (19552, 33620), (21320, 30832), (21853, 30080), (24440, 26896), (25051, 26240)]