890375340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{45943}}^1$

素因数の和:45991

約数の個数: 96

約数和(自身を含む): 2778693120

約数和(自身を除く): 1888317780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1615, 1938, 3230, 3876, 4845, 6460, 9690, 19380, 45943, 91886, 137829, 183772, 229715, 275658, 459430, 551316, 689145, 781031, 872917, 918860, 1378290, 1562062, 1745834, 2343093, 2618751, 2756580, 3124124, 3491668, 3905155, 4364585, 4686186, 5237502, 7810310, 8729170, 9372372, 10475004, 11715465, 13093755, 14839589, 15620620, 17458340, 23430930, 26187510, 29679178, 44518767, 46861860, 52375020, 59358356, 74197945, 89037534, 148395890, 178075068, 222593835, 296791780, 445187670, 890375340]

約数ペア:

[(1, 890375340), (2, 445187670), (3, 296791780), (4, 222593835), (5, 178075068), (6, 148395890), (10, 89037534), (12, 74197945), (15, 59358356), (17, 52375020), (19, 46861860), (20, 44518767), (30, 29679178), (34, 26187510), (38, 23430930), (51, 17458340), (57, 15620620), (60, 14839589), (68, 13093755), (76, 11715465), (85, 10475004), (95, 9372372), (102, 8729170), (114, 7810310), (170, 5237502), (190, 4686186), (204, 4364585), (228, 3905155), (255, 3491668), (285, 3124124), (323, 2756580), (340, 2618751), (380, 2343093), (510, 1745834), (570, 1562062), (646, 1378290), (969, 918860), (1020, 872917), (1140, 781031), (1292, 689145), (1615, 551316), (1938, 459430), (3230, 275658), (3876, 229715), (4845, 183772), (6460, 137829), (9690, 91886), (19380, 45943)]