169671680

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1069}}^1$

素因数の和:1125

約数の個数: 88

約数和(自身を含む): 420535680

約数和(自身を除く): 250864000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1069, 1240, 1280, 1984, 2138, 2480, 2560, 3968, 4276, 4960, 5120, 5345, 7936, 8552, 9920, 10690, 15872, 17104, 19840, 21380, 31744, 33139, 34208, 39680, 42760, 66278, 68416, 79360, 85520, 132556, 136832, 158720, 165695, 171040, 265112, 273664, 331390, 342080, 530224, 547328, 662780, 684160, 1060448, 1094656, 1325560, 1368320, 2120896, 2651120, 2736640, 4241792, 5302240, 5473280, 8483584, 10604480, 16967168, 21208960, 33934336, 42417920, 84835840, 169671680]

約数ペア:

[(1, 169671680), (2, 84835840), (4, 42417920), (5, 33934336), (8, 21208960), (10, 16967168), (16, 10604480), (20, 8483584), (31, 5473280), (32, 5302240), (40, 4241792), (62, 2736640), (64, 2651120), (80, 2120896), (124, 1368320), (128, 1325560), (155, 1094656), (160, 1060448), (248, 684160), (256, 662780), (310, 547328), (320, 530224), (496, 342080), (512, 331390), (620, 273664), (640, 265112), (992, 171040), (1024, 165695), (1069, 158720), (1240, 136832), (1280, 132556), (1984, 85520), (2138, 79360), (2480, 68416), (2560, 66278), (3968, 42760), (4276, 39680), (4960, 34208), (5120, 33139), (5345, 31744), (7936, 21380), (8552, 19840), (9920, 17104), (10690, 15872)]