521053120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{509}}^1$

素因数の和:990

約数の個数: 112

約数和(自身を含む): 1423903680

約数和(自身を除く): 902850560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 457, 509, 560, 914, 1018, 1120, 1828, 2036, 2240, 2285, 2545, 3199, 3563, 3656, 4072, 4570, 5090, 6398, 7126, 7312, 8144, 9140, 10180, 12796, 14252, 14624, 15995, 16288, 17815, 18280, 20360, 25592, 28504, 29248, 31990, 32576, 35630, 36560, 40720, 51184, 57008, 63980, 71260, 73120, 81440, 102368, 114016, 127960, 142520, 146240, 162880, 204736, 228032, 232613, 255920, 285040, 465226, 511840, 570080, 930452, 1023680, 1140160, 1163065, 1628291, 1860904, 2326130, 3256582, 3721808, 4652260, 6513164, 7443616, 8141455, 9304520, 13026328, 14887232, 16282910, 18609040, 26052656, 32565820, 37218080, 52105312, 65131640, 74436160, 104210624, 130263280, 260526560, 521053120]

約数ペア:

[(1, 521053120), (2, 260526560), (4, 130263280), (5, 104210624), (7, 74436160), (8, 65131640), (10, 52105312), (14, 37218080), (16, 32565820), (20, 26052656), (28, 18609040), (32, 16282910), (35, 14887232), (40, 13026328), (56, 9304520), (64, 8141455), (70, 7443616), (80, 6513164), (112, 4652260), (140, 3721808), (160, 3256582), (224, 2326130), (280, 1860904), (320, 1628291), (448, 1163065), (457, 1140160), (509, 1023680), (560, 930452), (914, 570080), (1018, 511840), (1120, 465226), (1828, 285040), (2036, 255920), (2240, 232613), (2285, 228032), (2545, 204736), (3199, 162880), (3563, 146240), (3656, 142520), (4072, 127960), (4570, 114016), (5090, 102368), (6398, 81440), (7126, 73120), (7312, 71260), (8144, 63980), (9140, 57008), (10180, 51184), (12796, 40720), (14252, 36560), (14624, 35630), (15995, 32576), (16288, 31990), (17815, 29248), (18280, 28504), (20360, 25592)]