139474580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4591}}^1$

素因数の和:4645

約数の個数: 72

約数和(自身を含む): 351783936

約数和(自身を除く): 212309356

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, 4591, 6076, 7595, 9182, 15190, 18364, 22955, 30380, 32137, 45910, 64274, 91820, 128548, 142321, 160685, 224959, 284642, 321370, 449918, 569284, 642740, 711605, 899836, 996247, 1124795, 1423210, 1992494, 2249590, 2846420, 3984988, 4499180, 4981235, 6973729, 9962470, 13947458, 19924940, 27894916, 34868645, 69737290, 139474580]

約数ペア:

[(1, 139474580), (2, 69737290), (4, 34868645), (5, 27894916), (7, 19924940), (10, 13947458), (14, 9962470), (20, 6973729), (28, 4981235), (31, 4499180), (35, 3984988), (49, 2846420), (62, 2249590), (70, 1992494), (98, 1423210), (124, 1124795), (140, 996247), (155, 899836), (196, 711605), (217, 642740), (245, 569284), (310, 449918), (434, 321370), (490, 284642), (620, 224959), (868, 160685), (980, 142321), (1085, 128548), (1519, 91820), (2170, 64274), (3038, 45910), (4340, 32137), (4591, 30380), (6076, 22955), (7595, 18364), (9182, 15190)]