121193520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{72139}}^1$

素因数の和:72162

約数の個数: 80

約数和(自身を含む): 429377280

約数和(自身を除く): 308183760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 72139, 144278, 216417, 288556, 360695, 432834, 504973, 577112, 721390, 865668, 1009946, 1082085, 1154224, 1442780, 1514919, 1731336, 2019892, 2164170, 2524865, 2885560, 3029838, 3462672, 4039784, 4328340, 5049730, 5771120, 6059676, 7574595, 8079568, 8656680, 10099460, 12119352, 15149190, 17313360, 20198920, 24238704, 30298380, 40397840, 60596760, 121193520]

約数ペア:

[(1, 121193520), (2, 60596760), (3, 40397840), (4, 30298380), (5, 24238704), (6, 20198920), (7, 17313360), (8, 15149190), (10, 12119352), (12, 10099460), (14, 8656680), (15, 8079568), (16, 7574595), (20, 6059676), (21, 5771120), (24, 5049730), (28, 4328340), (30, 4039784), (35, 3462672), (40, 3029838), (42, 2885560), (48, 2524865), (56, 2164170), (60, 2019892), (70, 1731336), (80, 1514919), (84, 1442780), (105, 1154224), (112, 1082085), (120, 1009946), (140, 865668), (168, 721390), (210, 577112), (240, 504973), (280, 432834), (336, 360695), (420, 288556), (560, 216417), (840, 144278), (1680, 72139)]