195811920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{631}}^1$

素因数の和:1081

約数の個数: 120

約数和(自身を含む): 660172032

約数和(自身を除く): 464360112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 431, 631, 720, 862, 1262, 1293, 1724, 1893, 2155, 2524, 2586, 3155, 3448, 3786, 3879, 4310, 5048, 5172, 5679, 6310, 6465, 6896, 7572, 7758, 8620, 9465, 10096, 10344, 11358, 12620, 12930, 15144, 15516, 17240, 18930, 19395, 20688, 22716, 25240, 25860, 28395, 30288, 31032, 34480, 37860, 38790, 45432, 50480, 51720, 56790, 62064, 75720, 77580, 90864, 103440, 113580, 151440, 155160, 227160, 271961, 310320, 454320, 543922, 815883, 1087844, 1359805, 1631766, 2175688, 2447649, 2719610, 3263532, 4079415, 4351376, 4895298, 5439220, 6527064, 8158830, 9790596, 10878440, 12238245, 13054128, 16317660, 19581192, 21756880, 24476490, 32635320, 39162384, 48952980, 65270640, 97905960, 195811920]

約数ペア:

[(1, 195811920), (2, 97905960), (3, 65270640), (4, 48952980), (5, 39162384), (6, 32635320), (8, 24476490), (9, 21756880), (10, 19581192), (12, 16317660), (15, 13054128), (16, 12238245), (18, 10878440), (20, 9790596), (24, 8158830), (30, 6527064), (36, 5439220), (40, 4895298), (45, 4351376), (48, 4079415), (60, 3263532), (72, 2719610), (80, 2447649), (90, 2175688), (120, 1631766), (144, 1359805), (180, 1087844), (240, 815883), (360, 543922), (431, 454320), (631, 310320), (720, 271961), (862, 227160), (1262, 155160), (1293, 151440), (1724, 113580), (1893, 103440), (2155, 90864), (2524, 77580), (2586, 75720), (3155, 62064), (3448, 56790), (3786, 51720), (3879, 50480), (4310, 45432), (5048, 38790), (5172, 37860), (5679, 34480), (6310, 31032), (6465, 30288), (6896, 28395), (7572, 25860), (7758, 25240), (8620, 22716), (9465, 20688), (10096, 19395), (10344, 18930), (11358, 17240), (12620, 15516), (12930, 15144)]