1969019880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:480

約数の個数: 256

約数和(自身を含む): 6459678720

約数和(自身を除く): 4490658840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 43, 46, 47, 60, 69, 86, 92, 94, 115, 120, 129, 138, 141, 172, 184, 188, 215, 230, 235, 258, 276, 282, 344, 345, 353, 376, 430, 460, 470, 516, 552, 564, 645, 690, 705, 706, 860, 920, 940, 989, 1032, 1059, 1081, 1128, 1290, 1380, 1410, 1412, 1720, 1765, 1880, 1978, 2021, 2118, 2162, 2580, 2760, 2820, 2824, 2967, 3243, 3530, 3956, 4042, 4236, 4324, 4945, 5160, 5295, 5405, 5640, 5934, 6063, 6486, 7060, 7912, 8084, 8119, 8472, 8648, 9890, 10105, 10590, 10810, 11868, 12126, 12972, 14120, 14835, 15179, 16168, 16215, 16238, 16591, 19780, 20210, 21180, 21620, 23736, 24252, 24357, 25944, 29670, 30315, 30358, 32430, 32476, 33182, 39560, 40420, 40595, 42360, 43240, 45537, 46483, 48504, 48714, 49773, 59340, 60630, 60716, 64860, 64952, 66364, 75895, 80840, 81190, 82955, 91074, 92966, 97428, 99546, 118680, 121260, 121432, 121785, 129720, 132728, 139449, 151790, 162380, 165910, 182148, 185932, 194856, 199092, 227685, 232415, 242520, 243570, 248865, 278898, 303580, 324760, 331820, 349117, 364296, 371864, 381593, 398184, 455370, 464830, 487140, 497730, 557796, 607160, 663640, 697245, 698234, 713413, 763186, 910740, 929660, 974280, 995460, 1047351, 1115592, 1144779, 1394490, 1396468, 1426826, 1526372, 1745585, 1821480, 1859320, 1907965, 1990920, 2094702, 2140239, 2289558, 2788980, 2792936, 2853652, 3052744, 3491170, 3567065, 3815930, 4189404, 4280478, 4579116, 5236755, 5577960, 5707304, 5723895, 6982340, 7134130, 7631860, 8378808, 8560956, 9158232, 10473510, 10701195, 11447790, 13964680, 14268260, 15263720, 16408499, 17121912, 20947020, 21402390, 22895580, 28536520, 32816998, 41894040, 42804780, 45791160, 49225497, 65633996, 82042495, 85609560, 98450994, 131267992, 164084990, 196901988, 246127485, 328169980, 393803976, 492254970, 656339960, 984509940, 1969019880]

約数ペア:

[(1, 1969019880), (2, 984509940), (3, 656339960), (4, 492254970), (5, 393803976), (6, 328169980), (8, 246127485), (10, 196901988), (12, 164084990), (15, 131267992), (20, 98450994), (23, 85609560), (24, 82042495), (30, 65633996), (40, 49225497), (43, 45791160), (46, 42804780), (47, 41894040), (60, 32816998), (69, 28536520), (86, 22895580), (92, 21402390), (94, 20947020), (115, 17121912), (120, 16408499), (129, 15263720), (138, 14268260), (141, 13964680), (172, 11447790), (184, 10701195), (188, 10473510), (215, 9158232), (230, 8560956), (235, 8378808), (258, 7631860), (276, 7134130), (282, 6982340), (344, 5723895), (345, 5707304), (353, 5577960), (376, 5236755), (430, 4579116), (460, 4280478), (470, 4189404), (516, 3815930), (552, 3567065), (564, 3491170), (645, 3052744), (690, 2853652), (705, 2792936), (706, 2788980), (860, 2289558), (920, 2140239), (940, 2094702), (989, 1990920), (1032, 1907965), (1059, 1859320), (1081, 1821480), (1128, 1745585), (1290, 1526372), (1380, 1426826), (1410, 1396468), (1412, 1394490), (1720, 1144779), (1765, 1115592), (1880, 1047351), (1978, 995460), (2021, 974280), (2118, 929660), (2162, 910740), (2580, 763186), (2760, 713413), (2820, 698234), (2824, 697245), (2967, 663640), (3243, 607160), (3530, 557796), (3956, 497730), (4042, 487140), (4236, 464830), (4324, 455370), (4945, 398184), (5160, 381593), (5295, 371864), (5405, 364296), (5640, 349117), (5934, 331820), (6063, 324760), (6486, 303580), (7060, 278898), (7912, 248865), (8084, 243570), (8119, 242520), (8472, 232415), (8648, 227685), (9890, 199092), (10105, 194856), (10590, 185932), (10810, 182148), (11868, 165910), (12126, 162380), (12972, 151790), (14120, 139449), (14835, 132728), (15179, 129720), (16168, 121785), (16215, 121432), (16238, 121260), (16591, 118680), (19780, 99546), (20210, 97428), (21180, 92966), (21620, 91074), (23736, 82955), (24252, 81190), (24357, 80840), (25944, 75895), (29670, 66364), (30315, 64952), (30358, 64860), (32430, 60716), (32476, 60630), (33182, 59340), (39560, 49773), (40420, 48714), (40595, 48504), (42360, 46483), (43240, 45537)]