401516520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{145477}}^1$

素因数の和:145514

約数の個数: 64

約数和(自身を含む): 1256929920

約数和(自身を除く): 855413400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 145477, 290954, 436431, 581908, 727385, 872862, 1163816, 1454770, 1745724, 2182155, 2909540, 3345971, 3491448, 4364310, 5819080, 6691942, 8728620, 10037913, 13383884, 16729855, 17457240, 20075826, 26767768, 33459710, 40151652, 50189565, 66919420, 80303304, 100379130, 133838840, 200758260, 401516520]

約数ペア:

[(1, 401516520), (2, 200758260), (3, 133838840), (4, 100379130), (5, 80303304), (6, 66919420), (8, 50189565), (10, 40151652), (12, 33459710), (15, 26767768), (20, 20075826), (23, 17457240), (24, 16729855), (30, 13383884), (40, 10037913), (46, 8728620), (60, 6691942), (69, 5819080), (92, 4364310), (115, 3491448), (120, 3345971), (138, 2909540), (184, 2182155), (230, 1745724), (276, 1454770), (345, 1163816), (460, 872862), (552, 727385), (690, 581908), (920, 436431), (1380, 290954), (2760, 145477)]