197454840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7873}}^1$

素因数の和:7917

約数の個数: 128

約数和(自身を含む): 680313600

約数和(自身を除く): 482858760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1254, 1320, 1672, 2090, 2280, 2508, 3135, 4180, 5016, 6270, 7873, 8360, 12540, 15746, 23619, 25080, 31492, 39365, 47238, 62984, 78730, 86603, 94476, 118095, 149587, 157460, 173206, 188952, 236190, 259809, 299174, 314920, 346412, 433015, 448761, 472380, 519618, 598348, 692824, 747935, 866030, 897522, 944760, 1039236, 1196696, 1299045, 1495870, 1645457, 1732060, 1795044, 2078472, 2243805, 2598090, 2991740, 3290914, 3464120, 3590088, 4487610, 4936371, 5196180, 5983480, 6581828, 8227285, 8975220, 9872742, 10392360, 13163656, 16454570, 17950440, 19745484, 24681855, 32909140, 39490968, 49363710, 65818280, 98727420, 197454840]

約数ペア:

[(1, 197454840), (2, 98727420), (3, 65818280), (4, 49363710), (5, 39490968), (6, 32909140), (8, 24681855), (10, 19745484), (11, 17950440), (12, 16454570), (15, 13163656), (19, 10392360), (20, 9872742), (22, 8975220), (24, 8227285), (30, 6581828), (33, 5983480), (38, 5196180), (40, 4936371), (44, 4487610), (55, 3590088), (57, 3464120), (60, 3290914), (66, 2991740), (76, 2598090), (88, 2243805), (95, 2078472), (110, 1795044), (114, 1732060), (120, 1645457), (132, 1495870), (152, 1299045), (165, 1196696), (190, 1039236), (209, 944760), (220, 897522), (228, 866030), (264, 747935), (285, 692824), (330, 598348), (380, 519618), (418, 472380), (440, 448761), (456, 433015), (570, 346412), (627, 314920), (660, 299174), (760, 259809), (836, 236190), (1045, 188952), (1140, 173206), (1254, 157460), (1320, 149587), (1672, 118095), (2090, 94476), (2280, 86603), (2508, 78730), (3135, 62984), (4180, 47238), (5016, 39365), (6270, 31492), (7873, 25080), (8360, 23619), (12540, 15746)]