64354860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21031}}^1$

素因数の和:21063

約数の個数: 72

約数和(自身を含む): 206702496

約数和(自身を除く): 142347636

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, 21031, 42062, 63093, 84124, 105155, 126186, 189279, 210310, 252372, 315465, 357527, 378558, 420620, 630930, 715054, 757116, 946395, 1072581, 1261860, 1430108, 1787635, 1892790, 2145162, 3217743, 3575270, 3785580, 4290324, 5362905, 6435486, 7150540, 10725810, 12870972, 16088715, 21451620, 32177430, 64354860]

約数ペア:

[(1, 64354860), (2, 32177430), (3, 21451620), (4, 16088715), (5, 12870972), (6, 10725810), (9, 7150540), (10, 6435486), (12, 5362905), (15, 4290324), (17, 3785580), (18, 3575270), (20, 3217743), (30, 2145162), (34, 1892790), (36, 1787635), (45, 1430108), (51, 1261860), (60, 1072581), (68, 946395), (85, 757116), (90, 715054), (102, 630930), (153, 420620), (170, 378558), (180, 357527), (204, 315465), (255, 252372), (306, 210310), (340, 189279), (510, 126186), (612, 105155), (765, 84124), (1020, 63093), (1530, 42062), (3060, 21031)]