214938500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:347

約数の個数: 144

約数和(自身を含む): 565673472

約数和(自身を除く): 350734972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 49, 50, 62, 70, 98, 100, 124, 125, 140, 155, 175, 196, 217, 245, 250, 283, 310, 350, 434, 490, 500, 566, 620, 700, 775, 868, 875, 980, 1085, 1132, 1225, 1415, 1519, 1550, 1750, 1981, 2170, 2450, 2830, 3038, 3100, 3500, 3875, 3962, 4340, 4900, 5425, 5660, 6076, 6125, 7075, 7595, 7750, 7924, 8773, 9905, 10850, 12250, 13867, 14150, 15190, 15500, 17546, 19810, 21700, 24500, 27125, 27734, 28300, 30380, 35092, 35375, 37975, 39620, 43865, 49525, 54250, 55468, 61411, 69335, 70750, 75950, 87730, 99050, 108500, 122822, 138670, 141500, 151900, 175460, 189875, 198100, 219325, 245644, 247625, 277340, 307055, 346675, 379750, 429877, 438650, 495250, 614110, 693350, 759500, 859754, 877300, 990500, 1096625, 1228220, 1386700, 1535275, 1719508, 1733375, 2149385, 2193250, 3070550, 3466750, 4298770, 4386500, 6141100, 6933500, 7676375, 8597540, 10746925, 15352750, 21493850, 30705500, 42987700, 53734625, 107469250, 214938500]

約数ペア:

[(1, 214938500), (2, 107469250), (4, 53734625), (5, 42987700), (7, 30705500), (10, 21493850), (14, 15352750), (20, 10746925), (25, 8597540), (28, 7676375), (31, 6933500), (35, 6141100), (49, 4386500), (50, 4298770), (62, 3466750), (70, 3070550), (98, 2193250), (100, 2149385), (124, 1733375), (125, 1719508), (140, 1535275), (155, 1386700), (175, 1228220), (196, 1096625), (217, 990500), (245, 877300), (250, 859754), (283, 759500), (310, 693350), (350, 614110), (434, 495250), (490, 438650), (500, 429877), (566, 379750), (620, 346675), (700, 307055), (775, 277340), (868, 247625), (875, 245644), (980, 219325), (1085, 198100), (1132, 189875), (1225, 175460), (1415, 151900), (1519, 141500), (1550, 138670), (1750, 122822), (1981, 108500), (2170, 99050), (2450, 87730), (2830, 75950), (3038, 70750), (3100, 69335), (3500, 61411), (3875, 55468), (3962, 54250), (4340, 49525), (4900, 43865), (5425, 39620), (5660, 37975), (6076, 35375), (6125, 35092), (7075, 30380), (7595, 28300), (7750, 27734), (7924, 27125), (8773, 24500), (9905, 21700), (10850, 19810), (12250, 17546), (13867, 15500), (14150, 15190)]