1900747520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{691}}^1$

素因数の和:1026

約数の個数: 144

約数和(自身を含む): 5227799808

約数和(自身を除く): 3327052288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 307, 320, 448, 560, 614, 640, 691, 896, 1120, 1228, 1280, 1382, 1535, 1792, 2149, 2240, 2456, 2764, 3070, 3455, 4298, 4480, 4837, 4912, 5528, 6140, 6910, 8596, 8960, 9674, 9824, 10745, 11056, 12280, 13820, 17192, 19348, 19648, 21490, 22112, 24185, 24560, 27640, 34384, 38696, 39296, 42980, 44224, 48370, 49120, 55280, 68768, 77392, 78592, 85960, 88448, 96740, 98240, 110560, 137536, 154784, 171920, 176896, 193480, 196480, 212137, 221120, 275072, 309568, 343840, 386960, 392960, 424274, 442240, 550144, 619136, 687680, 773920, 848548, 884480, 1060685, 1238272, 1375360, 1484959, 1547840, 1697096, 2121370, 2750720, 2969918, 3095680, 3394192, 4242740, 5939836, 6191360, 6788384, 7424795, 8485480, 11879672, 13576768, 14849590, 16970960, 23759344, 27153536, 29699180, 33941920, 47518688, 54307072, 59398360, 67883840, 95037376, 118796720, 135767680, 190074752, 237593440, 271535360, 380149504, 475186880, 950373760, 1900747520]

約数ペア:

[(1, 1900747520), (2, 950373760), (4, 475186880), (5, 380149504), (7, 271535360), (8, 237593440), (10, 190074752), (14, 135767680), (16, 118796720), (20, 95037376), (28, 67883840), (32, 59398360), (35, 54307072), (40, 47518688), (56, 33941920), (64, 29699180), (70, 27153536), (80, 23759344), (112, 16970960), (128, 14849590), (140, 13576768), (160, 11879672), (224, 8485480), (256, 7424795), (280, 6788384), (307, 6191360), (320, 5939836), (448, 4242740), (560, 3394192), (614, 3095680), (640, 2969918), (691, 2750720), (896, 2121370), (1120, 1697096), (1228, 1547840), (1280, 1484959), (1382, 1375360), (1535, 1238272), (1792, 1060685), (2149, 884480), (2240, 848548), (2456, 773920), (2764, 687680), (3070, 619136), (3455, 550144), (4298, 442240), (4480, 424274), (4837, 392960), (4912, 386960), (5528, 343840), (6140, 309568), (6910, 275072), (8596, 221120), (8960, 212137), (9674, 196480), (9824, 193480), (10745, 176896), (11056, 171920), (12280, 154784), (13820, 137536), (17192, 110560), (19348, 98240), (19648, 96740), (21490, 88448), (22112, 85960), (24185, 78592), (24560, 77392), (27640, 68768), (34384, 55280), (38696, 49120), (39296, 48370), (42980, 44224)]