123289380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{10223}}^1$

素因数の和:10305

約数の個数: 72

約数和(自身を含む): 379596672

約数和(自身を除く): 256307292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 134, 180, 201, 268, 335, 402, 603, 670, 804, 1005, 1206, 1340, 2010, 2412, 3015, 4020, 6030, 10223, 12060, 20446, 30669, 40892, 51115, 61338, 92007, 102230, 122676, 153345, 184014, 204460, 306690, 368028, 460035, 613380, 684941, 920070, 1369882, 1840140, 2054823, 2739764, 3424705, 4109646, 6164469, 6849410, 8219292, 10274115, 12328938, 13698820, 20548230, 24657876, 30822345, 41096460, 61644690, 123289380]

約数ペア:

[(1, 123289380), (2, 61644690), (3, 41096460), (4, 30822345), (5, 24657876), (6, 20548230), (9, 13698820), (10, 12328938), (12, 10274115), (15, 8219292), (18, 6849410), (20, 6164469), (30, 4109646), (36, 3424705), (45, 2739764), (60, 2054823), (67, 1840140), (90, 1369882), (134, 920070), (180, 684941), (201, 613380), (268, 460035), (335, 368028), (402, 306690), (603, 204460), (670, 184014), (804, 153345), (1005, 122676), (1206, 102230), (1340, 92007), (2010, 61338), (2412, 51115), (3015, 40892), (4020, 30669), (6030, 20446), (10223, 12060)]