210951900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{7561}}^1$

素因数の和:7612

約数の個数: 108

約数和(自身を含む): 682636864

約数和(自身を除く): 471684964

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 150, 155, 180, 186, 225, 279, 300, 310, 372, 450, 465, 558, 620, 775, 900, 930, 1116, 1395, 1550, 1860, 2325, 2790, 3100, 4650, 5580, 6975, 7561, 9300, 13950, 15122, 22683, 27900, 30244, 37805, 45366, 68049, 75610, 90732, 113415, 136098, 151220, 189025, 226830, 234391, 272196, 340245, 378050, 453660, 468782, 567075, 680490, 703173, 756100, 937564, 1134150, 1171955, 1360980, 1406346, 1701225, 2109519, 2268300, 2343910, 2812692, 3402450, 3515865, 4219038, 4687820, 5859775, 6804900, 7031730, 8438076, 10547595, 11719550, 14063460, 17579325, 21095190, 23439100, 35158650, 42190380, 52737975, 70317300, 105475950, 210951900]

約数ペア:

[(1, 210951900), (2, 105475950), (3, 70317300), (4, 52737975), (5, 42190380), (6, 35158650), (9, 23439100), (10, 21095190), (12, 17579325), (15, 14063460), (18, 11719550), (20, 10547595), (25, 8438076), (30, 7031730), (31, 6804900), (36, 5859775), (45, 4687820), (50, 4219038), (60, 3515865), (62, 3402450), (75, 2812692), (90, 2343910), (93, 2268300), (100, 2109519), (124, 1701225), (150, 1406346), (155, 1360980), (180, 1171955), (186, 1134150), (225, 937564), (279, 756100), (300, 703173), (310, 680490), (372, 567075), (450, 468782), (465, 453660), (558, 378050), (620, 340245), (775, 272196), (900, 234391), (930, 226830), (1116, 189025), (1395, 151220), (1550, 136098), (1860, 113415), (2325, 90732), (2790, 75610), (3100, 68049), (4650, 45366), (5580, 37805), (6975, 30244), (7561, 27900), (9300, 22683), (13950, 15122)]