31371660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9173}}^1$

素因数の和:9207

約数の個数: 72

約数和(自身を含む): 100180080

約数和(自身を除く): 68808420

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, 9173, 18346, 27519, 36692, 45865, 55038, 82557, 91730, 110076, 137595, 165114, 174287, 183460, 275190, 330228, 348574, 412785, 522861, 550380, 697148, 825570, 871435, 1045722, 1568583, 1651140, 1742870, 2091444, 2614305, 3137166, 3485740, 5228610, 6274332, 7842915, 10457220, 15685830, 31371660]

約数ペア:

[(1, 31371660), (2, 15685830), (3, 10457220), (4, 7842915), (5, 6274332), (6, 5228610), (9, 3485740), (10, 3137166), (12, 2614305), (15, 2091444), (18, 1742870), (19, 1651140), (20, 1568583), (30, 1045722), (36, 871435), (38, 825570), (45, 697148), (57, 550380), (60, 522861), (76, 412785), (90, 348574), (95, 330228), (114, 275190), (171, 183460), (180, 174287), (190, 165114), (228, 137595), (285, 110076), (342, 91730), (380, 82557), (570, 55038), (684, 45865), (855, 36692), (1140, 27519), (1710, 18346), (3420, 9173)]