225085420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{239}}^1$

素因数の和:324

約数の個数: 108

約数和(自身を含む): 570538080

約数和(自身を除く): 345452660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 239, 245, 310, 434, 478, 490, 620, 868, 956, 961, 980, 1085, 1195, 1519, 1673, 1922, 2170, 2390, 3038, 3346, 3844, 4340, 4780, 4805, 6076, 6692, 6727, 7409, 7595, 8365, 9610, 11711, 13454, 14818, 15190, 16730, 19220, 23422, 26908, 29636, 30380, 33460, 33635, 37045, 46844, 47089, 51863, 58555, 67270, 74090, 94178, 103726, 117110, 134540, 148180, 188356, 207452, 229679, 234220, 235445, 259315, 363041, 459358, 470890, 518630, 726082, 918716, 941780, 1037260, 1148395, 1452164, 1607753, 1815205, 2296790, 3215506, 3630410, 4593580, 6431012, 7260820, 8038765, 11254271, 16077530, 22508542, 32155060, 45017084, 56271355, 112542710, 225085420]

約数ペア:

[(1, 225085420), (2, 112542710), (4, 56271355), (5, 45017084), (7, 32155060), (10, 22508542), (14, 16077530), (20, 11254271), (28, 8038765), (31, 7260820), (35, 6431012), (49, 4593580), (62, 3630410), (70, 3215506), (98, 2296790), (124, 1815205), (140, 1607753), (155, 1452164), (196, 1148395), (217, 1037260), (239, 941780), (245, 918716), (310, 726082), (434, 518630), (478, 470890), (490, 459358), (620, 363041), (868, 259315), (956, 235445), (961, 234220), (980, 229679), (1085, 207452), (1195, 188356), (1519, 148180), (1673, 134540), (1922, 117110), (2170, 103726), (2390, 94178), (3038, 74090), (3346, 67270), (3844, 58555), (4340, 51863), (4780, 47089), (4805, 46844), (6076, 37045), (6692, 33635), (6727, 33460), (7409, 30380), (7595, 29636), (8365, 26908), (9610, 23422), (11711, 19220), (13454, 16730), (14818, 15190)]