217353710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:442

約数の個数: 96

約数和(自身を含む): 482630400

約数和(自身を除く): 265276690

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 41, 49, 62, 70, 82, 98, 155, 205, 217, 245, 287, 310, 349, 410, 434, 490, 574, 698, 1085, 1271, 1435, 1519, 1745, 2009, 2170, 2443, 2542, 2870, 3038, 3490, 4018, 4886, 6355, 7595, 8897, 10045, 10819, 12215, 12710, 14309, 15190, 17101, 17794, 20090, 21638, 24430, 28618, 34202, 44485, 54095, 62279, 71545, 75733, 85505, 88970, 100163, 108190, 124558, 143090, 151466, 171010, 200326, 311395, 378665, 443579, 500815, 530131, 622790, 701141, 757330, 887158, 1001630, 1060262, 1402282, 2217895, 2650655, 3105053, 3505705, 4435790, 5301310, 6210106, 7011410, 15525265, 21735371, 31050530, 43470742, 108676855, 217353710]

約数ペア:

[(1, 217353710), (2, 108676855), (5, 43470742), (7, 31050530), (10, 21735371), (14, 15525265), (31, 7011410), (35, 6210106), (41, 5301310), (49, 4435790), (62, 3505705), (70, 3105053), (82, 2650655), (98, 2217895), (155, 1402282), (205, 1060262), (217, 1001630), (245, 887158), (287, 757330), (310, 701141), (349, 622790), (410, 530131), (434, 500815), (490, 443579), (574, 378665), (698, 311395), (1085, 200326), (1271, 171010), (1435, 151466), (1519, 143090), (1745, 124558), (2009, 108190), (2170, 100163), (2443, 88970), (2542, 85505), (2870, 75733), (3038, 71545), (3490, 62279), (4018, 54095), (4886, 44485), (6355, 34202), (7595, 28618), (8897, 24430), (10045, 21638), (10819, 20090), (12215, 17794), (12710, 17101), (14309, 15190)]