19151100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 63433440

約数和(自身を除く): 44282340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 41, 45, 50, 54, 60, 75, 82, 90, 100, 108, 123, 135, 150, 164, 173, 180, 205, 225, 246, 270, 300, 346, 369, 410, 450, 492, 519, 540, 615, 675, 692, 738, 820, 865, 900, 1025, 1038, 1107, 1230, 1350, 1476, 1557, 1730, 1845, 2050, 2076, 2214, 2460, 2595, 2700, 3075, 3114, 3460, 3690, 4100, 4325, 4428, 4671, 5190, 5535, 6150, 6228, 7093, 7380, 7785, 8650, 9225, 9342, 10380, 11070, 12300, 12975, 14186, 15570, 17300, 18450, 18684, 21279, 22140, 23355, 25950, 27675, 28372, 31140, 35465, 36900, 38925, 42558, 46710, 51900, 55350, 63837, 70930, 77850, 85116, 93420, 106395, 110700, 116775, 127674, 141860, 155700, 177325, 191511, 212790, 233550, 255348, 319185, 354650, 383022, 425580, 467100, 531975, 638370, 709300, 766044, 957555, 1063950, 1276740, 1595925, 1915110, 2127900, 3191850, 3830220, 4787775, 6383700, 9575550, 19151100]

約数ペア:

[(1, 19151100), (2, 9575550), (3, 6383700), (4, 4787775), (5, 3830220), (6, 3191850), (9, 2127900), (10, 1915110), (12, 1595925), (15, 1276740), (18, 1063950), (20, 957555), (25, 766044), (27, 709300), (30, 638370), (36, 531975), (41, 467100), (45, 425580), (50, 383022), (54, 354650), (60, 319185), (75, 255348), (82, 233550), (90, 212790), (100, 191511), (108, 177325), (123, 155700), (135, 141860), (150, 127674), (164, 116775), (173, 110700), (180, 106395), (205, 93420), (225, 85116), (246, 77850), (270, 70930), (300, 63837), (346, 55350), (369, 51900), (410, 46710), (450, 42558), (492, 38925), (519, 36900), (540, 35465), (615, 31140), (675, 28372), (692, 27675), (738, 25950), (820, 23355), (865, 22140), (900, 21279), (1025, 18684), (1038, 18450), (1107, 17300), (1230, 15570), (1350, 14186), (1476, 12975), (1557, 12300), (1730, 11070), (1845, 10380), (2050, 9342), (2076, 9225), (2214, 8650), (2460, 7785), (2595, 7380), (2700, 7093), (3075, 6228), (3114, 6150), (3460, 5535), (3690, 5190), (4100, 4671), (4325, 4428)]