390656380416

素因数分解:

$2^9\times 3^1\times {\mathrm{491}}^1\times {\mathrm{517991}}^1$

素因数の和:518503

約数の個数: 80

約数和(自身を含む): 1042854645888

約数和(自身を除く): 652198265472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 491, 512, 768, 982, 1473, 1536, 1964, 2946, 3928, 5892, 7856, 11784, 15712, 23568, 31424, 47136, 62848, 94272, 125696, 188544, 251392, 377088, 517991, 754176, 1035982, 1553973, 2071964, 3107946, 4143928, 6215892, 8287856, 12431784, 16575712, 24863568, 33151424, 49727136, 66302848, 99454272, 132605696, 198908544, 254333581, 265211392, 397817088, 508667162, 763000743, 795634176, 1017334324, 1526001486, 2034668648, 3052002972, 4069337296, 6104005944, 8138674592, 12208011888, 16277349184, 24416023776, 32554698368, 48832047552, 65109396736, 97664095104, 130218793472, 195328190208, 390656380416]

約数ペア:

[(1, 390656380416), (2, 195328190208), (3, 130218793472), (4, 97664095104), (6, 65109396736), (8, 48832047552), (12, 32554698368), (16, 24416023776), (24, 16277349184), (32, 12208011888), (48, 8138674592), (64, 6104005944), (96, 4069337296), (128, 3052002972), (192, 2034668648), (256, 1526001486), (384, 1017334324), (491, 795634176), (512, 763000743), (768, 508667162), (982, 397817088), (1473, 265211392), (1536, 254333581), (1964, 198908544), (2946, 132605696), (3928, 99454272), (5892, 66302848), (7856, 49727136), (11784, 33151424), (15712, 24863568), (23568, 16575712), (31424, 12431784), (47136, 8287856), (62848, 6215892), (94272, 4143928), (125696, 3107946), (188544, 2071964), (251392, 1553973), (377088, 1035982), (517991, 754176)]