1648155520

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{21283}}^1$

素因数の和:21324

約数の個数: 96

約数和(自身を含む): 4331081160

約数和(自身を除く): 2682925640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 320, 352, 440, 484, 605, 640, 704, 880, 968, 1210, 1408, 1760, 1936, 2420, 3520, 3872, 4840, 7040, 7744, 9680, 15488, 19360, 21283, 38720, 42566, 77440, 85132, 106415, 170264, 212830, 234113, 340528, 425660, 468226, 681056, 851320, 936452, 1170565, 1362112, 1702640, 1872904, 2341130, 2575243, 2724224, 3405280, 3745808, 4682260, 5150486, 6810560, 7491616, 9364520, 10300972, 12876215, 13621120, 14983232, 18729040, 20601944, 25752430, 29966464, 37458080, 41203888, 51504860, 74916160, 82407776, 103009720, 149832320, 164815552, 206019440, 329631104, 412038880, 824077760, 1648155520]

約数ペア:

[(1, 1648155520), (2, 824077760), (4, 412038880), (5, 329631104), (8, 206019440), (10, 164815552), (11, 149832320), (16, 103009720), (20, 82407776), (22, 74916160), (32, 51504860), (40, 41203888), (44, 37458080), (55, 29966464), (64, 25752430), (80, 20601944), (88, 18729040), (110, 14983232), (121, 13621120), (128, 12876215), (160, 10300972), (176, 9364520), (220, 7491616), (242, 6810560), (320, 5150486), (352, 4682260), (440, 3745808), (484, 3405280), (605, 2724224), (640, 2575243), (704, 2341130), (880, 1872904), (968, 1702640), (1210, 1362112), (1408, 1170565), (1760, 936452), (1936, 851320), (2420, 681056), (3520, 468226), (3872, 425660), (4840, 340528), (7040, 234113), (7744, 212830), (9680, 170264), (15488, 106415), (19360, 85132), (21283, 77440), (38720, 42566)]