78571080

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:593

約数の個数: 256

約数和(自身を含む): 315648000

約数和(自身を除く): 237076920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 342, 360, 378, 380, 399, 420, 456, 504, 513, 532, 540, 547, 570, 630, 665, 684, 756, 760, 798, 840, 855, 945, 1026, 1064, 1080, 1094, 1140, 1197, 1260, 1330, 1368, 1512, 1596, 1641, 1710, 1890, 1995, 2052, 2188, 2280, 2394, 2520, 2565, 2660, 2735, 3192, 3282, 3420, 3591, 3780, 3829, 3990, 4104, 4376, 4788, 4923, 5130, 5320, 5470, 5985, 6564, 6840, 7182, 7560, 7658, 7980, 8205, 9576, 9846, 10260, 10393, 10940, 11487, 11970, 13128, 14364, 14769, 15316, 15960, 16410, 17955, 19145, 19692, 20520, 20786, 21880, 22974, 23940, 24615, 28728, 29538, 30632, 31179, 32820, 34461, 35910, 38290, 39384, 41572, 45948, 47880, 49230, 51965, 57435, 59076, 62358, 65640, 68922, 71820, 72751, 73845, 76580, 83144, 91896, 93537, 98460, 103383, 103930, 114870, 118152, 124716, 137844, 143640, 145502, 147690, 153160, 155895, 172305, 187074, 196920, 206766, 207860, 218253, 229740, 249432, 275688, 280611, 291004, 295380, 311790, 344610, 363755, 374148, 413532, 415720, 436506, 459480, 467685, 516915, 561222, 582008, 590760, 623580, 654759, 689220, 727510, 748296, 827064, 873012, 935370, 1033830, 1091265, 1122444, 1247160, 1309518, 1378440, 1403055, 1455020, 1746024, 1870740, 1964277, 2067660, 2182530, 2244888, 2619036, 2806110, 2910040, 3273795, 3741480, 3928554, 4135320, 4365060, 5238072, 5612220, 6547590, 7857108, 8730120, 9821385, 11224440, 13095180, 15714216, 19642770, 26190360, 39285540, 78571080]

約数ペア:

[(1, 78571080), (2, 39285540), (3, 26190360), (4, 19642770), (5, 15714216), (6, 13095180), (7, 11224440), (8, 9821385), (9, 8730120), (10, 7857108), (12, 6547590), (14, 5612220), (15, 5238072), (18, 4365060), (19, 4135320), (20, 3928554), (21, 3741480), (24, 3273795), (27, 2910040), (28, 2806110), (30, 2619036), (35, 2244888), (36, 2182530), (38, 2067660), (40, 1964277), (42, 1870740), (45, 1746024), (54, 1455020), (56, 1403055), (57, 1378440), (60, 1309518), (63, 1247160), (70, 1122444), (72, 1091265), (76, 1033830), (84, 935370), (90, 873012), (95, 827064), (105, 748296), (108, 727510), (114, 689220), (120, 654759), (126, 623580), (133, 590760), (135, 582008), (140, 561222), (152, 516915), (168, 467685), (171, 459480), (180, 436506), (189, 415720), (190, 413532), (210, 374148), (216, 363755), (228, 344610), (252, 311790), (266, 295380), (270, 291004), (280, 280611), (285, 275688), (315, 249432), (342, 229740), (360, 218253), (378, 207860), (380, 206766), (399, 196920), (420, 187074), (456, 172305), (504, 155895), (513, 153160), (532, 147690), (540, 145502), (547, 143640), (570, 137844), (630, 124716), (665, 118152), (684, 114870), (756, 103930), (760, 103383), (798, 98460), (840, 93537), (855, 91896), (945, 83144), (1026, 76580), (1064, 73845), (1080, 72751), (1094, 71820), (1140, 68922), (1197, 65640), (1260, 62358), (1330, 59076), (1368, 57435), (1512, 51965), (1596, 49230), (1641, 47880), (1710, 45948), (1890, 41572), (1995, 39384), (2052, 38290), (2188, 35910), (2280, 34461), (2394, 32820), (2520, 31179), (2565, 30632), (2660, 29538), (2735, 28728), (3192, 24615), (3282, 23940), (3420, 22974), (3591, 21880), (3780, 20786), (3829, 20520), (3990, 19692), (4104, 19145), (4376, 17955), (4788, 16410), (4923, 15960), (5130, 15316), (5320, 14769), (5470, 14364), (5985, 13128), (6564, 11970), (6840, 11487), (7182, 10940), (7560, 10393), (7658, 10260), (7980, 9846), (8205, 9576)]