872238220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{653}}^1$

素因数の和:752

約数の個数: 144

約数和(自身を含む): 2254573440

約数和(自身を除く): 1382335220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 47, 49, 58, 70, 94, 98, 116, 140, 145, 188, 196, 203, 235, 245, 290, 329, 406, 470, 490, 580, 653, 658, 812, 940, 980, 1015, 1306, 1316, 1363, 1421, 1645, 2030, 2303, 2612, 2726, 2842, 3265, 3290, 4060, 4571, 4606, 5452, 5684, 6530, 6580, 6815, 7105, 9142, 9212, 9541, 11515, 13060, 13630, 14210, 18284, 18937, 19082, 22855, 23030, 27260, 28420, 30691, 31997, 37874, 38164, 45710, 46060, 47705, 61382, 63994, 66787, 75748, 91420, 94685, 95410, 122764, 127988, 132559, 133574, 153455, 159985, 189370, 190820, 214837, 265118, 267148, 306910, 319970, 333935, 378740, 429674, 530236, 613820, 639940, 662795, 667870, 859348, 890039, 927913, 1074185, 1325590, 1335740, 1503859, 1780078, 1855826, 2148370, 2651180, 3007718, 3560156, 3711652, 4296740, 4450195, 4639565, 6015436, 6230273, 7519295, 8900390, 9279130, 12460546, 15038590, 17800780, 18558260, 24921092, 30077180, 31151365, 43611911, 62302730, 87223822, 124605460, 174447644, 218059555, 436119110, 872238220]

約数ペア:

[(1, 872238220), (2, 436119110), (4, 218059555), (5, 174447644), (7, 124605460), (10, 87223822), (14, 62302730), (20, 43611911), (28, 31151365), (29, 30077180), (35, 24921092), (47, 18558260), (49, 17800780), (58, 15038590), (70, 12460546), (94, 9279130), (98, 8900390), (116, 7519295), (140, 6230273), (145, 6015436), (188, 4639565), (196, 4450195), (203, 4296740), (235, 3711652), (245, 3560156), (290, 3007718), (329, 2651180), (406, 2148370), (470, 1855826), (490, 1780078), (580, 1503859), (653, 1335740), (658, 1325590), (812, 1074185), (940, 927913), (980, 890039), (1015, 859348), (1306, 667870), (1316, 662795), (1363, 639940), (1421, 613820), (1645, 530236), (2030, 429674), (2303, 378740), (2612, 333935), (2726, 319970), (2842, 306910), (3265, 267148), (3290, 265118), (4060, 214837), (4571, 190820), (4606, 189370), (5452, 159985), (5684, 153455), (6530, 133574), (6580, 132559), (6815, 127988), (7105, 122764), (9142, 95410), (9212, 94685), (9541, 91420), (11515, 75748), (13060, 66787), (13630, 63994), (14210, 61382), (18284, 47705), (18937, 46060), (19082, 45710), (22855, 38164), (23030, 37874), (27260, 31997), (28420, 30691)]