18719160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3319}}^1$

素因数の和:3380

約数の個数: 64

約数和(自身を含む): 57369600

約数和(自身を除く): 38650440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 564, 705, 940, 1128, 1410, 1880, 2820, 3319, 5640, 6638, 9957, 13276, 16595, 19914, 26552, 33190, 39828, 49785, 66380, 79656, 99570, 132760, 155993, 199140, 311986, 398280, 467979, 623972, 779965, 935958, 1247944, 1559930, 1871916, 2339895, 3119860, 3743832, 4679790, 6239720, 9359580, 18719160]

約数ペア:

[(1, 18719160), (2, 9359580), (3, 6239720), (4, 4679790), (5, 3743832), (6, 3119860), (8, 2339895), (10, 1871916), (12, 1559930), (15, 1247944), (20, 935958), (24, 779965), (30, 623972), (40, 467979), (47, 398280), (60, 311986), (94, 199140), (120, 155993), (141, 132760), (188, 99570), (235, 79656), (282, 66380), (376, 49785), (470, 39828), (564, 33190), (705, 26552), (940, 19914), (1128, 16595), (1410, 13276), (1880, 9957), (2820, 6638), (3319, 5640)]