186988900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1231}}^1$

素因数の和:1290

約数の個数: 108

約数和(自身を含む): 487635456

約数和(自身を除く): 300646556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 49, 50, 62, 70, 98, 100, 124, 140, 155, 175, 196, 217, 245, 310, 350, 434, 490, 620, 700, 775, 868, 980, 1085, 1225, 1231, 1519, 1550, 2170, 2450, 2462, 3038, 3100, 4340, 4900, 4924, 5425, 6076, 6155, 7595, 8617, 10850, 12310, 15190, 17234, 21700, 24620, 30380, 30775, 34468, 37975, 38161, 43085, 60319, 61550, 75950, 76322, 86170, 120638, 123100, 151900, 152644, 172340, 190805, 215425, 241276, 267127, 301595, 381610, 430850, 534254, 603190, 763220, 861700, 954025, 1068508, 1206380, 1335635, 1507975, 1869889, 1908050, 2671270, 3015950, 3739778, 3816100, 5342540, 6031900, 6678175, 7479556, 9349445, 13356350, 18698890, 26712700, 37397780, 46747225, 93494450, 186988900]

約数ペア:

[(1, 186988900), (2, 93494450), (4, 46747225), (5, 37397780), (7, 26712700), (10, 18698890), (14, 13356350), (20, 9349445), (25, 7479556), (28, 6678175), (31, 6031900), (35, 5342540), (49, 3816100), (50, 3739778), (62, 3015950), (70, 2671270), (98, 1908050), (100, 1869889), (124, 1507975), (140, 1335635), (155, 1206380), (175, 1068508), (196, 954025), (217, 861700), (245, 763220), (310, 603190), (350, 534254), (434, 430850), (490, 381610), (620, 301595), (700, 267127), (775, 241276), (868, 215425), (980, 190805), (1085, 172340), (1225, 152644), (1231, 151900), (1519, 123100), (1550, 120638), (2170, 86170), (2450, 76322), (2462, 75950), (3038, 61550), (3100, 60319), (4340, 43085), (4900, 38161), (4924, 37975), (5425, 34468), (6076, 30775), (6155, 30380), (7595, 24620), (8617, 21700), (10850, 17234), (12310, 15190)]