206514560

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1487}}^1$

素因数の和:1544

約数の個数: 128

約数和(自身を含む): 582819840

約数和(自身を除く): 376305280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1487, 1736, 1984, 2170, 2240, 2480, 2974, 3472, 3968, 4340, 4480, 4960, 5948, 6944, 7435, 8680, 9920, 10409, 11896, 13888, 14870, 17360, 19840, 20818, 23792, 27776, 29740, 34720, 41636, 46097, 47584, 52045, 59480, 69440, 83272, 92194, 95168, 104090, 118960, 138880, 166544, 184388, 190336, 208180, 230485, 237920, 322679, 333088, 368776, 416360, 460970, 475840, 645358, 666176, 737552, 832720, 921940, 951680, 1290716, 1332352, 1475104, 1613395, 1665440, 1843880, 2581432, 2950208, 3226790, 3330880, 3687760, 5162864, 5900416, 6453580, 6661760, 7375520, 10325728, 12907160, 14751040, 20651456, 25814320, 29502080, 41302912, 51628640, 103257280, 206514560]

約数ペア:

[(1, 206514560), (2, 103257280), (4, 51628640), (5, 41302912), (7, 29502080), (8, 25814320), (10, 20651456), (14, 14751040), (16, 12907160), (20, 10325728), (28, 7375520), (31, 6661760), (32, 6453580), (35, 5900416), (40, 5162864), (56, 3687760), (62, 3330880), (64, 3226790), (70, 2950208), (80, 2581432), (112, 1843880), (124, 1665440), (128, 1613395), (140, 1475104), (155, 1332352), (160, 1290716), (217, 951680), (224, 921940), (248, 832720), (280, 737552), (310, 666176), (320, 645358), (434, 475840), (448, 460970), (496, 416360), (560, 368776), (620, 333088), (640, 322679), (868, 237920), (896, 230485), (992, 208180), (1085, 190336), (1120, 184388), (1240, 166544), (1487, 138880), (1736, 118960), (1984, 104090), (2170, 95168), (2240, 92194), (2480, 83272), (2974, 69440), (3472, 59480), (3968, 52045), (4340, 47584), (4480, 46097), (4960, 41636), (5948, 34720), (6944, 29740), (7435, 27776), (8680, 23792), (9920, 20818), (10409, 19840), (11896, 17360), (13888, 14870)]