61190820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19997}}^1$

素因数の和:20029

約数の個数: 72

約数和(自身を含む): 196540344

約数和(自身を除く): 135349524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 19997, 39994, 59991, 79988, 99985, 119982, 179973, 199970, 239964, 299955, 339949, 359946, 399940, 599910, 679898, 719892, 899865, 1019847, 1199820, 1359796, 1699745, 1799730, 2039694, 3059541, 3399490, 3599460, 4079388, 5099235, 6119082, 6798980, 10198470, 12238164, 15297705, 20396940, 30595410, 61190820]

約数ペア:

[(1, 61190820), (2, 30595410), (3, 20396940), (4, 15297705), (5, 12238164), (6, 10198470), (9, 6798980), (10, 6119082), (12, 5099235), (15, 4079388), (17, 3599460), (18, 3399490), (20, 3059541), (30, 2039694), (34, 1799730), (36, 1699745), (45, 1359796), (51, 1199820), (60, 1019847), (68, 899865), (85, 719892), (90, 679898), (102, 599910), (153, 399940), (170, 359946), (180, 339949), (204, 299955), (255, 239964), (306, 199970), (340, 179973), (510, 119982), (612, 99985), (765, 79988), (1020, 59991), (1530, 39994), (3060, 19997)]