1244702080

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1459}}^1$

素因数の和:1552

約数の個数: 128

約数和(自身を含む): 3145190400

約数和(自身を除く): 1900488320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 80, 86, 124, 128, 155, 160, 172, 215, 248, 310, 320, 344, 430, 496, 620, 640, 688, 860, 992, 1240, 1333, 1376, 1459, 1720, 1984, 2480, 2666, 2752, 2918, 3440, 3968, 4960, 5332, 5504, 5836, 6665, 6880, 7295, 9920, 10664, 11672, 13330, 13760, 14590, 19840, 21328, 23344, 26660, 27520, 29180, 42656, 45229, 46688, 53320, 58360, 62737, 85312, 90458, 93376, 106640, 116720, 125474, 170624, 180916, 186752, 213280, 226145, 233440, 250948, 313685, 361832, 426560, 452290, 466880, 501896, 627370, 723664, 853120, 904580, 933760, 1003792, 1254740, 1447328, 1809160, 1944847, 2007584, 2509480, 2894656, 3618320, 3889694, 4015168, 5018960, 5789312, 7236640, 7779388, 8030336, 9724235, 10037920, 14473280, 15558776, 19448470, 20075840, 28946560, 31117552, 38896940, 40151680, 62235104, 77793880, 124470208, 155587760, 248940416, 311175520, 622351040, 1244702080]

約数ペア:

[(1, 1244702080), (2, 622351040), (4, 311175520), (5, 248940416), (8, 155587760), (10, 124470208), (16, 77793880), (20, 62235104), (31, 40151680), (32, 38896940), (40, 31117552), (43, 28946560), (62, 20075840), (64, 19448470), (80, 15558776), (86, 14473280), (124, 10037920), (128, 9724235), (155, 8030336), (160, 7779388), (172, 7236640), (215, 5789312), (248, 5018960), (310, 4015168), (320, 3889694), (344, 3618320), (430, 2894656), (496, 2509480), (620, 2007584), (640, 1944847), (688, 1809160), (860, 1447328), (992, 1254740), (1240, 1003792), (1333, 933760), (1376, 904580), (1459, 853120), (1720, 723664), (1984, 627370), (2480, 501896), (2666, 466880), (2752, 452290), (2918, 426560), (3440, 361832), (3968, 313685), (4960, 250948), (5332, 233440), (5504, 226145), (5836, 213280), (6665, 186752), (6880, 180916), (7295, 170624), (9920, 125474), (10664, 116720), (11672, 106640), (13330, 93376), (13760, 90458), (14590, 85312), (19840, 62737), (21328, 58360), (23344, 53320), (26660, 46688), (27520, 45229), (29180, 42656)]