156980642420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1469581}}^1$

素因数の和:1469713

約数の個数: 72

約数和(自身を含む): 386999723880

約数和(自身を除く): 230019081460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 109, 140, 196, 218, 245, 436, 490, 545, 763, 980, 1090, 1526, 2180, 3052, 3815, 5341, 7630, 10682, 15260, 21364, 26705, 53410, 106820, 1469581, 2939162, 5878324, 7347905, 10287067, 14695810, 20574134, 29391620, 41148268, 51435335, 72009469, 102870670, 144018938, 160184329, 205741340, 288037876, 320368658, 360047345, 640737316, 720094690, 800921645, 1121290303, 1440189380, 1601843290, 2242580606, 3203686580, 4485161212, 5606451515, 7849032121, 11212903030, 15698064242, 22425806060, 31396128484, 39245160605, 78490321210, 156980642420]

約数ペア:

[(1, 156980642420), (2, 78490321210), (4, 39245160605), (5, 31396128484), (7, 22425806060), (10, 15698064242), (14, 11212903030), (20, 7849032121), (28, 5606451515), (35, 4485161212), (49, 3203686580), (70, 2242580606), (98, 1601843290), (109, 1440189380), (140, 1121290303), (196, 800921645), (218, 720094690), (245, 640737316), (436, 360047345), (490, 320368658), (545, 288037876), (763, 205741340), (980, 160184329), (1090, 144018938), (1526, 102870670), (2180, 72009469), (3052, 51435335), (3815, 41148268), (5341, 29391620), (7630, 20574134), (10682, 14695810), (15260, 10287067), (21364, 7347905), (26705, 5878324), (53410, 2939162), (106820, 1469581)]