2878179660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{841573}}^1$

素因数の和:841607

約数の個数: 72

約数和(自身を含む): 9189988080

約数和(自身を除く): 6311808420

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, 841573, 1683146, 2524719, 3366292, 4207865, 5049438, 7574157, 8415730, 10098876, 12623595, 15148314, 15989887, 16831460, 25247190, 30296628, 31979774, 37870785, 47969661, 50494380, 63959548, 75741570, 79949435, 95939322, 143908983, 151483140, 159898870, 191878644, 239848305, 287817966, 319797740, 479696610, 575635932, 719544915, 959393220, 1439089830, 2878179660]

約数ペア:

[(1, 2878179660), (2, 1439089830), (3, 959393220), (4, 719544915), (5, 575635932), (6, 479696610), (9, 319797740), (10, 287817966), (12, 239848305), (15, 191878644), (18, 159898870), (19, 151483140), (20, 143908983), (30, 95939322), (36, 79949435), (38, 75741570), (45, 63959548), (57, 50494380), (60, 47969661), (76, 37870785), (90, 31979774), (95, 30296628), (114, 25247190), (171, 16831460), (180, 15989887), (190, 15148314), (228, 12623595), (285, 10098876), (342, 8415730), (380, 7574157), (570, 5049438), (684, 4207865), (855, 3366292), (1140, 2524719), (1710, 1683146), (3420, 841573)]