172227780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{50359}}^1$

素因数の和:50393

約数の個数: 72

約数和(自身を含む): 549931200

約数和(自身を除く): 377703420

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, 50359, 100718, 151077, 201436, 251795, 302154, 453231, 503590, 604308, 755385, 906462, 956821, 1007180, 1510770, 1812924, 1913642, 2266155, 2870463, 3021540, 3827284, 4532310, 4784105, 5740926, 8611389, 9064620, 9568210, 11481852, 14352315, 17222778, 19136420, 28704630, 34445556, 43056945, 57409260, 86113890, 172227780]

約数ペア:

[(1, 172227780), (2, 86113890), (3, 57409260), (4, 43056945), (5, 34445556), (6, 28704630), (9, 19136420), (10, 17222778), (12, 14352315), (15, 11481852), (18, 9568210), (19, 9064620), (20, 8611389), (30, 5740926), (36, 4784105), (38, 4532310), (45, 3827284), (57, 3021540), (60, 2870463), (76, 2266155), (90, 1913642), (95, 1812924), (114, 1510770), (171, 1007180), (180, 956821), (190, 906462), (228, 755385), (285, 604308), (342, 503590), (380, 453231), (570, 302154), (684, 251795), (855, 201436), (1140, 151077), (1710, 100718), (3420, 50359)]