20626786440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{72253}}^1$

素因数の和:72344

約数の個数: 192

約数和(自身を含む): 73378272240

約数和(自身を除く): 52751485800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 61, 65, 72, 78, 90, 104, 117, 120, 122, 130, 156, 180, 183, 195, 234, 244, 260, 305, 312, 360, 366, 390, 468, 488, 520, 549, 585, 610, 732, 780, 793, 915, 936, 1098, 1170, 1220, 1464, 1560, 1586, 1830, 2196, 2340, 2379, 2440, 2745, 3172, 3660, 3965, 4392, 4680, 4758, 5490, 6344, 7137, 7320, 7930, 9516, 10980, 11895, 14274, 15860, 19032, 21960, 23790, 28548, 31720, 35685, 47580, 57096, 71370, 72253, 95160, 142740, 144506, 216759, 285480, 289012, 361265, 433518, 578024, 650277, 722530, 867036, 939289, 1083795, 1300554, 1445060, 1734072, 1878578, 2167590, 2601108, 2817867, 2890120, 3251385, 3757156, 4335180, 4407433, 4696445, 5202216, 5635734, 6502770, 7514312, 8453601, 8670360, 8814866, 9392890, 11271468, 13005540, 13222299, 14089335, 16907202, 17629732, 18785780, 22037165, 22542936, 26011080, 26444598, 28178670, 33814404, 35259464, 37571560, 39666897, 42268005, 44074330, 52889196, 56357340, 57296629, 66111495, 67628808, 79333794, 84536010, 88148660, 105778392, 112714680, 114593258, 132222990, 158667588, 169072020, 171889887, 176297320, 198334485, 229186516, 264445980, 286483145, 317335176, 338144040, 343779774, 396668970, 458373032, 515669661, 528891960, 572966290, 687559548, 793337940, 859449435, 1031339322, 1145932580, 1375119096, 1586675880, 1718898870, 2062678644, 2291865160, 2578348305, 3437797740, 4125357288, 5156696610, 6875595480, 10313393220, 20626786440]

約数ペア:

[(1, 20626786440), (2, 10313393220), (3, 6875595480), (4, 5156696610), (5, 4125357288), (6, 3437797740), (8, 2578348305), (9, 2291865160), (10, 2062678644), (12, 1718898870), (13, 1586675880), (15, 1375119096), (18, 1145932580), (20, 1031339322), (24, 859449435), (26, 793337940), (30, 687559548), (36, 572966290), (39, 528891960), (40, 515669661), (45, 458373032), (52, 396668970), (60, 343779774), (61, 338144040), (65, 317335176), (72, 286483145), (78, 264445980), (90, 229186516), (104, 198334485), (117, 176297320), (120, 171889887), (122, 169072020), (130, 158667588), (156, 132222990), (180, 114593258), (183, 112714680), (195, 105778392), (234, 88148660), (244, 84536010), (260, 79333794), (305, 67628808), (312, 66111495), (360, 57296629), (366, 56357340), (390, 52889196), (468, 44074330), (488, 42268005), (520, 39666897), (549, 37571560), (585, 35259464), (610, 33814404), (732, 28178670), (780, 26444598), (793, 26011080), (915, 22542936), (936, 22037165), (1098, 18785780), (1170, 17629732), (1220, 16907202), (1464, 14089335), (1560, 13222299), (1586, 13005540), (1830, 11271468), (2196, 9392890), (2340, 8814866), (2379, 8670360), (2440, 8453601), (2745, 7514312), (3172, 6502770), (3660, 5635734), (3965, 5202216), (4392, 4696445), (4680, 4407433), (4758, 4335180), (5490, 3757156), (6344, 3251385), (7137, 2890120), (7320, 2817867), (7930, 2601108), (9516, 2167590), (10980, 1878578), (11895, 1734072), (14274, 1445060), (15860, 1300554), (19032, 1083795), (21960, 939289), (23790, 867036), (28548, 722530), (31720, 650277), (35685, 578024), (47580, 433518), (57096, 361265), (71370, 289012), (72253, 285480), (95160, 216759), (142740, 144506)]