228486780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{66809}}^1$

素因数の和:66843

約数の個数: 72

約数和(自身を含む): 729565200

約数和(自身を除く): 501078420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 66809, 133618, 200427, 267236, 334045, 400854, 601281, 668090, 801708, 1002135, 1202562, 1269371, 1336180, 2004270, 2405124, 2538742, 3006405, 3808113, 4008540, 5077484, 6012810, 6346855, 7616226, 11424339, 12025620, 12693710, 15232452, 19040565, 22848678, 25387420, 38081130, 45697356, 57121695, 76162260, 114243390, 228486780]

約数ペア:

[(1, 228486780), (2, 114243390), (3, 76162260), (4, 57121695), (5, 45697356), (6, 38081130), (9, 25387420), (10, 22848678), (12, 19040565), (15, 15232452), (18, 12693710), (19, 12025620), (20, 11424339), (30, 7616226), (36, 6346855), (38, 6012810), (45, 5077484), (57, 4008540), (60, 3808113), (76, 3006405), (90, 2538742), (95, 2405124), (114, 2004270), (171, 1336180), (180, 1269371), (190, 1202562), (228, 1002135), (285, 801708), (342, 668090), (380, 601281), (570, 400854), (684, 334045), (855, 267236), (1140, 200427), (1710, 133618), (3420, 66809)]