20711083680

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{120863}}^1$

素因数の和:120908

約数の個数: 288

約数和(自身を含む): 85525300224

約数和(自身を除く): 64814216544

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 96, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 160, 168, 170, 180, 204, 210, 224, 238, 240, 252, 255, 272, 280, 288, 306, 315, 336, 340, 357, 360, 408, 420, 476, 480, 504, 510, 544, 560, 595, 612, 630, 672, 680, 714, 720, 765, 816, 840, 952, 1008, 1020, 1071, 1120, 1190, 1224, 1260, 1360, 1428, 1440, 1530, 1632, 1680, 1785, 1904, 2016, 2040, 2142, 2380, 2448, 2520, 2720, 2856, 3060, 3360, 3570, 3808, 4080, 4284, 4760, 4896, 5040, 5355, 5712, 6120, 7140, 8160, 8568, 9520, 10080, 10710, 11424, 12240, 14280, 17136, 19040, 21420, 24480, 28560, 34272, 42840, 57120, 85680, 120863, 171360, 241726, 362589, 483452, 604315, 725178, 846041, 966904, 1087767, 1208630, 1450356, 1692082, 1812945, 1933808, 2054671, 2175534, 2417260, 2538123, 2900712, 3384164, 3625890, 3867616, 4109342, 4230205, 4351068, 4834520, 5076246, 5438835, 5801424, 6164013, 6768328, 7251780, 7614369, 8218684, 8460410, 8702136, 9669040, 10152492, 10273355, 10877670, 11602848, 12328026, 12690615, 13536656, 14382697, 14503560, 15228738, 16437368, 16920820, 17404272, 18492039, 19338080, 20304984, 20546710, 21755340, 24656052, 25381230, 27073312, 28765394, 29007120, 30457476, 30820065, 32874736, 33841640, 34808544, 36984078, 38071845, 40609968, 41093420, 43148091, 43510680, 49312104, 50762460, 57530788, 58014240, 60914952, 61640130, 65749472, 67683280, 71913485, 73968156, 76143690, 81219936, 82186840, 86296182, 87021360, 92460195, 98624208, 101524920, 115061576, 121829904, 123280260, 129444273, 135366560, 143826970, 147936312, 152287380, 164373680, 172592364, 174042720, 184920390, 197248416, 203049840, 215740455, 230123152, 243659808, 246560520, 258888546, 287653940, 295872624, 304574760, 328747360, 345184728, 369840780, 406099680, 431480910, 460246304, 493121040, 517777092, 575307880, 591745248, 609149520, 647221365, 690369456, 739681560, 862961820, 986242080, 1035554184, 1150615760, 1218299040, 1294442730, 1380738912, 1479363120, 1725923640, 2071108368, 2301231520, 2588885460, 2958726240, 3451847280, 4142216736, 5177770920, 6903694560, 10355541840, 20711083680]

約数ペア:

[(1, 20711083680), (2, 10355541840), (3, 6903694560), (4, 5177770920), (5, 4142216736), (6, 3451847280), (7, 2958726240), (8, 2588885460), (9, 2301231520), (10, 2071108368), (12, 1725923640), (14, 1479363120), (15, 1380738912), (16, 1294442730), (17, 1218299040), (18, 1150615760), (20, 1035554184), (21, 986242080), (24, 862961820), (28, 739681560), (30, 690369456), (32, 647221365), (34, 609149520), (35, 591745248), (36, 575307880), (40, 517777092), (42, 493121040), (45, 460246304), (48, 431480910), (51, 406099680), (56, 369840780), (60, 345184728), (63, 328747360), (68, 304574760), (70, 295872624), (72, 287653940), (80, 258888546), (84, 246560520), (85, 243659808), (90, 230123152), (96, 215740455), (102, 203049840), (105, 197248416), (112, 184920390), (119, 174042720), (120, 172592364), (126, 164373680), (136, 152287380), (140, 147936312), (144, 143826970), (153, 135366560), (160, 129444273), (168, 123280260), (170, 121829904), (180, 115061576), (204, 101524920), (210, 98624208), (224, 92460195), (238, 87021360), (240, 86296182), (252, 82186840), (255, 81219936), (272, 76143690), (280, 73968156), (288, 71913485), (306, 67683280), (315, 65749472), (336, 61640130), (340, 60914952), (357, 58014240), (360, 57530788), (408, 50762460), (420, 49312104), (476, 43510680), (480, 43148091), (504, 41093420), (510, 40609968), (544, 38071845), (560, 36984078), (595, 34808544), (612, 33841640), (630, 32874736), (672, 30820065), (680, 30457476), (714, 29007120), (720, 28765394), (765, 27073312), (816, 25381230), (840, 24656052), (952, 21755340), (1008, 20546710), (1020, 20304984), (1071, 19338080), (1120, 18492039), (1190, 17404272), (1224, 16920820), (1260, 16437368), (1360, 15228738), (1428, 14503560), (1440, 14382697), (1530, 13536656), (1632, 12690615), (1680, 12328026), (1785, 11602848), (1904, 10877670), (2016, 10273355), (2040, 10152492), (2142, 9669040), (2380, 8702136), (2448, 8460410), (2520, 8218684), (2720, 7614369), (2856, 7251780), (3060, 6768328), (3360, 6164013), (3570, 5801424), (3808, 5438835), (4080, 5076246), (4284, 4834520), (4760, 4351068), (4896, 4230205), (5040, 4109342), (5355, 3867616), (5712, 3625890), (6120, 3384164), (7140, 2900712), (8160, 2538123), (8568, 2417260), (9520, 2175534), (10080, 2054671), (10710, 1933808), (11424, 1812945), (12240, 1692082), (14280, 1450356), (17136, 1208630), (19040, 1087767), (21420, 966904), (24480, 846041), (28560, 725178), (34272, 604315), (42840, 483452), (57120, 362589), (85680, 241726), (120863, 171360)]