198675900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{7121}}^1$

素因数の和:7172

約数の個数: 108

約数和(自身を含む): 642917184

約数和(自身を除く): 444241284

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, 7121, 9300, 13950, 14242, 21363, 27900, 28484, 35605, 42726, 64089, 71210, 85452, 106815, 128178, 142420, 178025, 213630, 220751, 256356, 320445, 356050, 427260, 441502, 534075, 640890, 662253, 712100, 883004, 1068150, 1103755, 1281780, 1324506, 1602225, 1986759, 2136300, 2207510, 2649012, 3204450, 3311265, 3973518, 4415020, 5518775, 6408900, 6622530, 7947036, 9933795, 11037550, 13245060, 16556325, 19867590, 22075100, 33112650, 39735180, 49668975, 66225300, 99337950, 198675900]

約数ペア:

[(1, 198675900), (2, 99337950), (3, 66225300), (4, 49668975), (5, 39735180), (6, 33112650), (9, 22075100), (10, 19867590), (12, 16556325), (15, 13245060), (18, 11037550), (20, 9933795), (25, 7947036), (30, 6622530), (31, 6408900), (36, 5518775), (45, 4415020), (50, 3973518), (60, 3311265), (62, 3204450), (75, 2649012), (90, 2207510), (93, 2136300), (100, 1986759), (124, 1602225), (150, 1324506), (155, 1281780), (180, 1103755), (186, 1068150), (225, 883004), (279, 712100), (300, 662253), (310, 640890), (372, 534075), (450, 441502), (465, 427260), (558, 356050), (620, 320445), (775, 256356), (900, 220751), (930, 213630), (1116, 178025), (1395, 142420), (1550, 128178), (1860, 106815), (2325, 85452), (2790, 71210), (3100, 64089), (4650, 42726), (5580, 35605), (6975, 28484), (7121, 27900), (9300, 21363), (13950, 14242)]