20107762920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{1459}}^1\times {\mathrm{1823}}^1$

素因数の和:3309

約数の個数: 256

約数和(自身を含む): 76695552000

約数和(自身を除く): 56587789080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1459, 1512, 1823, 1890, 2520, 2918, 3646, 3780, 4377, 5469, 5836, 7292, 7295, 7560, 8754, 9115, 10213, 10938, 11672, 12761, 13131, 14584, 14590, 16407, 17508, 18230, 20426, 21876, 21885, 25522, 26262, 27345, 29180, 30639, 32814, 35016, 36460, 38283, 39393, 40852, 43752, 43770, 49221, 51044, 51065, 52524, 54690, 58360, 61278, 63805, 65628, 65655, 72920, 76566, 78786, 81704, 82035, 87540, 91917, 98442, 102088, 102130, 105048, 109380, 114849, 122556, 127610, 131256, 131310, 153132, 153195, 157572, 164070, 175080, 183834, 191415, 196884, 196965, 204260, 218760, 229698, 245112, 246105, 255220, 262620, 275751, 306264, 306390, 315144, 328140, 344547, 367668, 382830, 393768, 393930, 408520, 459396, 459585, 492210, 510440, 525240, 551502, 574245, 612780, 656280, 689094, 735336, 765660, 787860, 918792, 919170, 984420, 1103004, 1148490, 1225560, 1378188, 1378755, 1531320, 1575720, 1722735, 1838340, 1968840, 2206008, 2296980, 2659757, 2756376, 2757510, 3445470, 3676680, 4593960, 5319514, 5515020, 6890940, 7979271, 10639028, 11030040, 13298785, 13781880, 15958542, 18618299, 21278056, 23937813, 26597570, 31917084, 37236598, 39896355, 47875626, 53195140, 55854897, 63834168, 71813439, 74473196, 79792710, 93091495, 95751252, 106390280, 111709794, 119689065, 143626878, 148946392, 159585420, 167564691, 186182990, 191502504, 223419588, 239378130, 279274485, 287253756, 319170840, 335129382, 359067195, 372365980, 446839176, 478756260, 502694073, 558548970, 574507512, 670258764, 718134390, 744731960, 837823455, 957512520, 1005388146, 1117097940, 1340517528, 1436268780, 1675646910, 2010776292, 2234195880, 2513470365, 2872537560, 3351293820, 4021552584, 5026940730, 6702587640, 10053881460, 20107762920]

約数ペア:

[(1, 20107762920), (2, 10053881460), (3, 6702587640), (4, 5026940730), (5, 4021552584), (6, 3351293820), (7, 2872537560), (8, 2513470365), (9, 2234195880), (10, 2010776292), (12, 1675646910), (14, 1436268780), (15, 1340517528), (18, 1117097940), (20, 1005388146), (21, 957512520), (24, 837823455), (27, 744731960), (28, 718134390), (30, 670258764), (35, 574507512), (36, 558548970), (40, 502694073), (42, 478756260), (45, 446839176), (54, 372365980), (56, 359067195), (60, 335129382), (63, 319170840), (70, 287253756), (72, 279274485), (84, 239378130), (90, 223419588), (105, 191502504), (108, 186182990), (120, 167564691), (126, 159585420), (135, 148946392), (140, 143626878), (168, 119689065), (180, 111709794), (189, 106390280), (210, 95751252), (216, 93091495), (252, 79792710), (270, 74473196), (280, 71813439), (315, 63834168), (360, 55854897), (378, 53195140), (420, 47875626), (504, 39896355), (540, 37236598), (630, 31917084), (756, 26597570), (840, 23937813), (945, 21278056), (1080, 18618299), (1260, 15958542), (1459, 13781880), (1512, 13298785), (1823, 11030040), (1890, 10639028), (2520, 7979271), (2918, 6890940), (3646, 5515020), (3780, 5319514), (4377, 4593960), (5469, 3676680), (5836, 3445470), (7292, 2757510), (7295, 2756376), (7560, 2659757), (8754, 2296980), (9115, 2206008), (10213, 1968840), (10938, 1838340), (11672, 1722735), (12761, 1575720), (13131, 1531320), (14584, 1378755), (14590, 1378188), (16407, 1225560), (17508, 1148490), (18230, 1103004), (20426, 984420), (21876, 919170), (21885, 918792), (25522, 787860), (26262, 765660), (27345, 735336), (29180, 689094), (30639, 656280), (32814, 612780), (35016, 574245), (36460, 551502), (38283, 525240), (39393, 510440), (40852, 492210), (43752, 459585), (43770, 459396), (49221, 408520), (51044, 393930), (51065, 393768), (52524, 382830), (54690, 367668), (58360, 344547), (61278, 328140), (63805, 315144), (65628, 306390), (65655, 306264), (72920, 275751), (76566, 262620), (78786, 255220), (81704, 246105), (82035, 245112), (87540, 229698), (91917, 218760), (98442, 204260), (102088, 196965), (102130, 196884), (105048, 191415), (109380, 183834), (114849, 175080), (122556, 164070), (127610, 157572), (131256, 153195), (131310, 153132)]