1238819760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:836

約数の個数: 240

約数和(自身を含む): 4417976160

約数和(自身を除く): 3179156400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 137, 144, 152, 171, 180, 190, 228, 240, 274, 285, 304, 342, 360, 380, 411, 456, 548, 570, 661, 684, 685, 720, 760, 822, 855, 912, 1096, 1140, 1233, 1322, 1368, 1370, 1520, 1644, 1710, 1983, 2055, 2192, 2280, 2466, 2603, 2644, 2736, 2740, 3288, 3305, 3420, 3966, 4110, 4560, 4932, 5206, 5288, 5480, 5949, 6165, 6576, 6610, 6840, 7809, 7932, 8220, 9864, 9915, 10412, 10576, 10960, 11898, 12330, 12559, 13015, 13220, 13680, 15618, 15864, 16440, 19728, 19830, 20824, 23427, 23796, 24660, 25118, 26030, 26440, 29745, 31236, 31728, 32880, 37677, 39045, 39660, 41648, 46854, 47592, 49320, 50236, 52060, 52880, 59490, 62472, 62795, 75354, 78090, 79320, 90557, 93708, 95184, 98640, 100472, 104120, 113031, 117135, 118980, 124944, 125590, 150708, 156180, 158640, 181114, 187416, 188385, 200944, 208240, 226062, 234270, 237960, 251180, 271671, 301416, 312360, 362228, 374832, 376770, 452124, 452785, 468540, 475920, 502360, 543342, 565155, 602832, 624720, 724456, 753540, 815013, 904248, 905570, 937080, 1004720, 1086684, 1130310, 1358355, 1448912, 1507080, 1630026, 1720583, 1808496, 1811140, 1874160, 2173368, 2260620, 2716710, 3014160, 3260052, 3441166, 3622280, 4075065, 4346736, 4521240, 5161749, 5433420, 6520104, 6882332, 7244560, 8150130, 8602915, 9042480, 10323498, 10866840, 13040208, 13764664, 15485247, 16300260, 17205830, 20646996, 21733680, 25808745, 27529328, 30970494, 32600520, 34411660, 41293992, 51617490, 61940988, 65201040, 68823320, 77426235, 82587984, 103234980, 123881976, 137646640, 154852470, 206469960, 247763952, 309704940, 412939920, 619409880, 1238819760]

約数ペア:

[(1, 1238819760), (2, 619409880), (3, 412939920), (4, 309704940), (5, 247763952), (6, 206469960), (8, 154852470), (9, 137646640), (10, 123881976), (12, 103234980), (15, 82587984), (16, 77426235), (18, 68823320), (19, 65201040), (20, 61940988), (24, 51617490), (30, 41293992), (36, 34411660), (38, 32600520), (40, 30970494), (45, 27529328), (48, 25808745), (57, 21733680), (60, 20646996), (72, 17205830), (76, 16300260), (80, 15485247), (90, 13764664), (95, 13040208), (114, 10866840), (120, 10323498), (137, 9042480), (144, 8602915), (152, 8150130), (171, 7244560), (180, 6882332), (190, 6520104), (228, 5433420), (240, 5161749), (274, 4521240), (285, 4346736), (304, 4075065), (342, 3622280), (360, 3441166), (380, 3260052), (411, 3014160), (456, 2716710), (548, 2260620), (570, 2173368), (661, 1874160), (684, 1811140), (685, 1808496), (720, 1720583), (760, 1630026), (822, 1507080), (855, 1448912), (912, 1358355), (1096, 1130310), (1140, 1086684), (1233, 1004720), (1322, 937080), (1368, 905570), (1370, 904248), (1520, 815013), (1644, 753540), (1710, 724456), (1983, 624720), (2055, 602832), (2192, 565155), (2280, 543342), (2466, 502360), (2603, 475920), (2644, 468540), (2736, 452785), (2740, 452124), (3288, 376770), (3305, 374832), (3420, 362228), (3966, 312360), (4110, 301416), (4560, 271671), (4932, 251180), (5206, 237960), (5288, 234270), (5480, 226062), (5949, 208240), (6165, 200944), (6576, 188385), (6610, 187416), (6840, 181114), (7809, 158640), (7932, 156180), (8220, 150708), (9864, 125590), (9915, 124944), (10412, 118980), (10576, 117135), (10960, 113031), (11898, 104120), (12330, 100472), (12559, 98640), (13015, 95184), (13220, 93708), (13680, 90557), (15618, 79320), (15864, 78090), (16440, 75354), (19728, 62795), (19830, 62472), (20824, 59490), (23427, 52880), (23796, 52060), (24660, 50236), (25118, 49320), (26030, 47592), (26440, 46854), (29745, 41648), (31236, 39660), (31728, 39045), (32880, 37677)]