246400520

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{797}}^1$

素因数の和:998

約数の個数: 64

約数和(自身を含む): 568814400

約数和(自身を除く): 322413880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 131, 236, 262, 295, 472, 524, 590, 655, 797, 1048, 1180, 1310, 1594, 2360, 2620, 3188, 3985, 5240, 6376, 7729, 7970, 15458, 15940, 30916, 31880, 38645, 47023, 61832, 77290, 94046, 104407, 154580, 188092, 208814, 235115, 309160, 376184, 417628, 470230, 522035, 835256, 940460, 1044070, 1880920, 2088140, 4176280, 6160013, 12320026, 24640052, 30800065, 49280104, 61600130, 123200260, 246400520]

約数ペア:

[(1, 246400520), (2, 123200260), (4, 61600130), (5, 49280104), (8, 30800065), (10, 24640052), (20, 12320026), (40, 6160013), (59, 4176280), (118, 2088140), (131, 1880920), (236, 1044070), (262, 940460), (295, 835256), (472, 522035), (524, 470230), (590, 417628), (655, 376184), (797, 309160), (1048, 235115), (1180, 208814), (1310, 188092), (1594, 154580), (2360, 104407), (2620, 94046), (3188, 77290), (3985, 61832), (5240, 47023), (6376, 38645), (7729, 31880), (7970, 30916), (15458, 15940)]