28843920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:182

約数の個数: 240

約数和(自身を含む): 113742720

約数和(自身を除く): 84898800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 59, 60, 63, 70, 72, 80, 84, 90, 97, 105, 112, 118, 120, 126, 140, 144, 168, 177, 180, 194, 210, 236, 240, 252, 280, 291, 295, 315, 336, 354, 360, 388, 413, 420, 472, 485, 504, 531, 560, 582, 590, 630, 679, 708, 720, 776, 826, 840, 873, 885, 944, 970, 1008, 1062, 1164, 1180, 1239, 1260, 1358, 1416, 1455, 1552, 1652, 1680, 1746, 1770, 1940, 2037, 2065, 2124, 2328, 2360, 2478, 2520, 2655, 2716, 2832, 2910, 3304, 3395, 3492, 3540, 3717, 3880, 4074, 4130, 4248, 4365, 4656, 4720, 4956, 5040, 5310, 5432, 5723, 5820, 6111, 6195, 6608, 6790, 6984, 7080, 7434, 7760, 8148, 8260, 8496, 8730, 9912, 10185, 10620, 10864, 11446, 11640, 12222, 12390, 13580, 13968, 14160, 14868, 16296, 16520, 17169, 17460, 18585, 19824, 20370, 21240, 22892, 23280, 24444, 24780, 27160, 28615, 29736, 30555, 32592, 33040, 34338, 34920, 37170, 40061, 40740, 42480, 45784, 48888, 49560, 51507, 54320, 57230, 59472, 61110, 68676, 69840, 74340, 80122, 81480, 85845, 91568, 97776, 99120, 103014, 114460, 120183, 122220, 137352, 148680, 160244, 162960, 171690, 200305, 206028, 228920, 240366, 244440, 257535, 274704, 297360, 320488, 343380, 360549, 400610, 412056, 457840, 480732, 488880, 515070, 600915, 640976, 686760, 721098, 801220, 824112, 961464, 1030140, 1201830, 1373520, 1442196, 1602440, 1802745, 1922928, 2060280, 2403660, 2884392, 3204880, 3605490, 4120560, 4807320, 5768784, 7210980, 9614640, 14421960, 28843920]

約数ペア:

[(1, 28843920), (2, 14421960), (3, 9614640), (4, 7210980), (5, 5768784), (6, 4807320), (7, 4120560), (8, 3605490), (9, 3204880), (10, 2884392), (12, 2403660), (14, 2060280), (15, 1922928), (16, 1802745), (18, 1602440), (20, 1442196), (21, 1373520), (24, 1201830), (28, 1030140), (30, 961464), (35, 824112), (36, 801220), (40, 721098), (42, 686760), (45, 640976), (48, 600915), (56, 515070), (59, 488880), (60, 480732), (63, 457840), (70, 412056), (72, 400610), (80, 360549), (84, 343380), (90, 320488), (97, 297360), (105, 274704), (112, 257535), (118, 244440), (120, 240366), (126, 228920), (140, 206028), (144, 200305), (168, 171690), (177, 162960), (180, 160244), (194, 148680), (210, 137352), (236, 122220), (240, 120183), (252, 114460), (280, 103014), (291, 99120), (295, 97776), (315, 91568), (336, 85845), (354, 81480), (360, 80122), (388, 74340), (413, 69840), (420, 68676), (472, 61110), (485, 59472), (504, 57230), (531, 54320), (560, 51507), (582, 49560), (590, 48888), (630, 45784), (679, 42480), (708, 40740), (720, 40061), (776, 37170), (826, 34920), (840, 34338), (873, 33040), (885, 32592), (944, 30555), (970, 29736), (1008, 28615), (1062, 27160), (1164, 24780), (1180, 24444), (1239, 23280), (1260, 22892), (1358, 21240), (1416, 20370), (1455, 19824), (1552, 18585), (1652, 17460), (1680, 17169), (1746, 16520), (1770, 16296), (1940, 14868), (2037, 14160), (2065, 13968), (2124, 13580), (2328, 12390), (2360, 12222), (2478, 11640), (2520, 11446), (2655, 10864), (2716, 10620), (2832, 10185), (2910, 9912), (3304, 8730), (3395, 8496), (3492, 8260), (3540, 8148), (3717, 7760), (3880, 7434), (4074, 7080), (4130, 6984), (4248, 6790), (4365, 6608), (4656, 6195), (4720, 6111), (4956, 5820), (5040, 5723), (5310, 5432)]