90895140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{72139}}^1$

素因数の和:72161

約数の個数: 72

約数和(自身を含む): 315107520

約数和(自身を除く): 224212380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 72139, 144278, 216417, 288556, 360695, 432834, 504973, 649251, 721390, 865668, 1009946, 1082085, 1298502, 1442780, 1514919, 2019892, 2164170, 2524865, 2597004, 3029838, 3246255, 4328340, 4544757, 5049730, 6059676, 6492510, 7574595, 9089514, 10099460, 12985020, 15149190, 18179028, 22723785, 30298380, 45447570, 90895140]

約数ペア:

[(1, 90895140), (2, 45447570), (3, 30298380), (4, 22723785), (5, 18179028), (6, 15149190), (7, 12985020), (9, 10099460), (10, 9089514), (12, 7574595), (14, 6492510), (15, 6059676), (18, 5049730), (20, 4544757), (21, 4328340), (28, 3246255), (30, 3029838), (35, 2597004), (36, 2524865), (42, 2164170), (45, 2019892), (60, 1514919), (63, 1442780), (70, 1298502), (84, 1082085), (90, 1009946), (105, 865668), (126, 721390), (140, 649251), (180, 504973), (210, 432834), (252, 360695), (315, 288556), (420, 216417), (630, 144278), (1260, 72139)]