2638163920

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{1217}}^1$

素因数の和:1330

約数の個数: 160

約数和(自身を含む): 7249536000

約数和(自身を除く): 4611372080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 79, 80, 98, 112, 140, 158, 196, 245, 280, 316, 343, 392, 395, 490, 553, 560, 632, 686, 784, 790, 980, 1106, 1217, 1264, 1372, 1580, 1715, 1960, 2212, 2434, 2744, 2765, 3160, 3430, 3871, 3920, 4424, 4868, 5488, 5530, 6085, 6320, 6860, 7742, 8519, 8848, 9736, 11060, 12170, 13720, 15484, 17038, 19355, 19472, 22120, 24340, 27097, 27440, 30968, 34076, 38710, 42595, 44240, 48680, 54194, 59633, 61936, 68152, 77420, 85190, 96143, 97360, 108388, 119266, 135485, 136304, 154840, 170380, 192286, 216776, 238532, 270970, 298165, 309680, 340760, 384572, 417431, 433552, 477064, 480715, 541940, 596330, 673001, 681520, 769144, 834862, 954128, 961430, 1083880, 1192660, 1346002, 1538288, 1669724, 1922860, 2087155, 2167760, 2385320, 2692004, 3339448, 3365005, 3845720, 4174310, 4711007, 4770640, 5384008, 6678896, 6730010, 7691440, 8348620, 9422014, 10768016, 13460020, 16697240, 18844028, 23555035, 26920040, 32977049, 33394480, 37688056, 47110070, 53840080, 65954098, 75376112, 94220140, 131908196, 164885245, 188440280, 263816392, 329770490, 376880560, 527632784, 659540980, 1319081960, 2638163920]

約数ペア:

[(1, 2638163920), (2, 1319081960), (4, 659540980), (5, 527632784), (7, 376880560), (8, 329770490), (10, 263816392), (14, 188440280), (16, 164885245), (20, 131908196), (28, 94220140), (35, 75376112), (40, 65954098), (49, 53840080), (56, 47110070), (70, 37688056), (79, 33394480), (80, 32977049), (98, 26920040), (112, 23555035), (140, 18844028), (158, 16697240), (196, 13460020), (245, 10768016), (280, 9422014), (316, 8348620), (343, 7691440), (392, 6730010), (395, 6678896), (490, 5384008), (553, 4770640), (560, 4711007), (632, 4174310), (686, 3845720), (784, 3365005), (790, 3339448), (980, 2692004), (1106, 2385320), (1217, 2167760), (1264, 2087155), (1372, 1922860), (1580, 1669724), (1715, 1538288), (1960, 1346002), (2212, 1192660), (2434, 1083880), (2744, 961430), (2765, 954128), (3160, 834862), (3430, 769144), (3871, 681520), (3920, 673001), (4424, 596330), (4868, 541940), (5488, 480715), (5530, 477064), (6085, 433552), (6320, 417431), (6860, 384572), (7742, 340760), (8519, 309680), (8848, 298165), (9736, 270970), (11060, 238532), (12170, 216776), (13720, 192286), (15484, 170380), (17038, 154840), (19355, 136304), (19472, 135485), (22120, 119266), (24340, 108388), (27097, 97360), (27440, 96143), (30968, 85190), (34076, 77420), (38710, 68152), (42595, 61936), (44240, 59633), (48680, 54194)]