188867840

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:332

約数の個数: 144

約数和(自身を含む): 524506752

約数和(自身を除く): 335638912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 107, 112, 128, 140, 160, 197, 214, 224, 256, 280, 320, 394, 428, 448, 535, 560, 640, 749, 788, 856, 896, 985, 1070, 1120, 1280, 1379, 1498, 1576, 1712, 1792, 1970, 2140, 2240, 2758, 2996, 3152, 3424, 3745, 3940, 4280, 4480, 5516, 5992, 6304, 6848, 6895, 7490, 7880, 8560, 8960, 11032, 11984, 12608, 13696, 13790, 14980, 15760, 17120, 21079, 22064, 23968, 25216, 27392, 27580, 29960, 31520, 34240, 42158, 44128, 47936, 50432, 55160, 59920, 63040, 68480, 84316, 88256, 95872, 105395, 110320, 119840, 126080, 136960, 147553, 168632, 176512, 191744, 210790, 220640, 239680, 252160, 295106, 337264, 353024, 421580, 441280, 479360, 590212, 674528, 737765, 843160, 882560, 958720, 1180424, 1349056, 1475530, 1686320, 1765120, 2360848, 2698112, 2951060, 3372640, 4721696, 5396224, 5902120, 6745280, 9443392, 11804240, 13490560, 18886784, 23608480, 26981120, 37773568, 47216960, 94433920, 188867840]

約数ペア:

[(1, 188867840), (2, 94433920), (4, 47216960), (5, 37773568), (7, 26981120), (8, 23608480), (10, 18886784), (14, 13490560), (16, 11804240), (20, 9443392), (28, 6745280), (32, 5902120), (35, 5396224), (40, 4721696), (56, 3372640), (64, 2951060), (70, 2698112), (80, 2360848), (107, 1765120), (112, 1686320), (128, 1475530), (140, 1349056), (160, 1180424), (197, 958720), (214, 882560), (224, 843160), (256, 737765), (280, 674528), (320, 590212), (394, 479360), (428, 441280), (448, 421580), (535, 353024), (560, 337264), (640, 295106), (749, 252160), (788, 239680), (856, 220640), (896, 210790), (985, 191744), (1070, 176512), (1120, 168632), (1280, 147553), (1379, 136960), (1498, 126080), (1576, 119840), (1712, 110320), (1792, 105395), (1970, 95872), (2140, 88256), (2240, 84316), (2758, 68480), (2996, 63040), (3152, 59920), (3424, 55160), (3745, 50432), (3940, 47936), (4280, 44128), (4480, 42158), (5516, 34240), (5992, 31520), (6304, 29960), (6848, 27580), (6895, 27392), (7490, 25216), (7880, 23968), (8560, 22064), (8960, 21079), (11032, 17120), (11984, 15760), (12608, 14980), (13696, 13790)]