1826780560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{653}}^1$

素因数の和:722

約数の個数: 180

約数和(自身を含む): 4966846164

約数和(自身を除く): 3140065604

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 121, 136, 170, 176, 187, 220, 242, 272, 289, 340, 374, 440, 484, 578, 605, 653, 680, 748, 880, 935, 968, 1156, 1210, 1306, 1360, 1445, 1496, 1870, 1936, 2057, 2312, 2420, 2612, 2890, 2992, 3179, 3265, 3740, 4114, 4624, 4840, 5224, 5780, 6358, 6530, 7183, 7480, 8228, 9680, 10285, 10448, 11101, 11560, 12716, 13060, 14366, 14960, 15895, 16456, 20570, 22202, 23120, 25432, 26120, 28732, 31790, 32912, 34969, 35915, 41140, 44404, 50864, 52240, 55505, 57464, 63580, 69938, 71830, 79013, 82280, 88808, 111010, 114928, 122111, 127160, 139876, 143660, 158026, 164560, 174845, 177616, 188717, 222020, 244222, 254320, 279752, 287320, 316052, 349690, 377434, 395065, 444040, 488444, 559504, 574640, 610555, 632104, 699380, 754868, 790130, 888080, 943585, 976888, 1221110, 1264208, 1343221, 1398760, 1509736, 1580260, 1887170, 1953776, 2075887, 2442220, 2686442, 2797520, 3019472, 3160520, 3774340, 4151774, 4884440, 5372884, 6321040, 6716105, 7548680, 8303548, 9768880, 10379435, 10745768, 13432210, 15097360, 16607096, 20758870, 21491536, 22834757, 26864420, 33214192, 41517740, 45669514, 53728840, 83035480, 91339028, 107457680, 114173785, 166070960, 182678056, 228347570, 365356112, 456695140, 913390280, 1826780560]

約数ペア:

[(1, 1826780560), (2, 913390280), (4, 456695140), (5, 365356112), (8, 228347570), (10, 182678056), (11, 166070960), (16, 114173785), (17, 107457680), (20, 91339028), (22, 83035480), (34, 53728840), (40, 45669514), (44, 41517740), (55, 33214192), (68, 26864420), (80, 22834757), (85, 21491536), (88, 20758870), (110, 16607096), (121, 15097360), (136, 13432210), (170, 10745768), (176, 10379435), (187, 9768880), (220, 8303548), (242, 7548680), (272, 6716105), (289, 6321040), (340, 5372884), (374, 4884440), (440, 4151774), (484, 3774340), (578, 3160520), (605, 3019472), (653, 2797520), (680, 2686442), (748, 2442220), (880, 2075887), (935, 1953776), (968, 1887170), (1156, 1580260), (1210, 1509736), (1306, 1398760), (1360, 1343221), (1445, 1264208), (1496, 1221110), (1870, 976888), (1936, 943585), (2057, 888080), (2312, 790130), (2420, 754868), (2612, 699380), (2890, 632104), (2992, 610555), (3179, 574640), (3265, 559504), (3740, 488444), (4114, 444040), (4624, 395065), (4840, 377434), (5224, 349690), (5780, 316052), (6358, 287320), (6530, 279752), (7183, 254320), (7480, 244222), (8228, 222020), (9680, 188717), (10285, 177616), (10448, 174845), (11101, 164560), (11560, 158026), (12716, 143660), (13060, 139876), (14366, 127160), (14960, 122111), (15895, 114928), (16456, 111010), (20570, 88808), (22202, 82280), (23120, 79013), (25432, 71830), (26120, 69938), (28732, 63580), (31790, 57464), (32912, 55505), (34969, 52240), (35915, 50864), (41140, 44404)]