18310360180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{602711}}^1$

素因数の和:602765

約数の個数: 72

約数和(自身を含む): 46172560896

約数和(自身を除く): 27862200716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4340, 6076, 7595, 15190, 30380, 602711, 1205422, 2410844, 3013555, 4218977, 6027110, 8437954, 12054220, 16875908, 18684041, 21094885, 29532839, 37368082, 42189770, 59065678, 74736164, 84379540, 93420205, 118131356, 130788287, 147664195, 186840410, 261576574, 295328390, 373680820, 523153148, 590656780, 653941435, 915518009, 1307882870, 1831036018, 2615765740, 3662072036, 4577590045, 9155180090, 18310360180]

約数ペア:

[(1, 18310360180), (2, 9155180090), (4, 4577590045), (5, 3662072036), (7, 2615765740), (10, 1831036018), (14, 1307882870), (20, 915518009), (28, 653941435), (31, 590656780), (35, 523153148), (49, 373680820), (62, 295328390), (70, 261576574), (98, 186840410), (124, 147664195), (140, 130788287), (155, 118131356), (196, 93420205), (217, 84379540), (245, 74736164), (310, 59065678), (434, 42189770), (490, 37368082), (620, 29532839), (868, 21094885), (980, 18684041), (1085, 16875908), (1519, 12054220), (2170, 8437954), (3038, 6027110), (4340, 4218977), (6076, 3013555), (7595, 2410844), (15190, 1205422), (30380, 602711)]