19153440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:351

約数の個数: 144

約数和(自身を含む): 66987648

約数和(自身を除く): 47834208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 235, 240, 282, 283, 288, 360, 376, 423, 470, 480, 564, 566, 705, 720, 752, 846, 849, 940, 1128, 1132, 1410, 1415, 1440, 1504, 1692, 1698, 1880, 2115, 2256, 2264, 2547, 2820, 2830, 3384, 3396, 3760, 4230, 4245, 4512, 4528, 5094, 5640, 5660, 6768, 6792, 7520, 8460, 8490, 9056, 10188, 11280, 11320, 12735, 13301, 13536, 13584, 16920, 16980, 20376, 22560, 22640, 25470, 26602, 27168, 33840, 33960, 39903, 40752, 45280, 50940, 53204, 66505, 67680, 67920, 79806, 81504, 101880, 106408, 119709, 133010, 135840, 159612, 199515, 203760, 212816, 239418, 266020, 319224, 399030, 407520, 425632, 478836, 532040, 598545, 638448, 798060, 957672, 1064080, 1197090, 1276896, 1596120, 1915344, 2128160, 2394180, 3192240, 3830688, 4788360, 6384480, 9576720, 19153440]

約数ペア:

[(1, 19153440), (2, 9576720), (3, 6384480), (4, 4788360), (5, 3830688), (6, 3192240), (8, 2394180), (9, 2128160), (10, 1915344), (12, 1596120), (15, 1276896), (16, 1197090), (18, 1064080), (20, 957672), (24, 798060), (30, 638448), (32, 598545), (36, 532040), (40, 478836), (45, 425632), (47, 407520), (48, 399030), (60, 319224), (72, 266020), (80, 239418), (90, 212816), (94, 203760), (96, 199515), (120, 159612), (141, 135840), (144, 133010), (160, 119709), (180, 106408), (188, 101880), (235, 81504), (240, 79806), (282, 67920), (283, 67680), (288, 66505), (360, 53204), (376, 50940), (423, 45280), (470, 40752), (480, 39903), (564, 33960), (566, 33840), (705, 27168), (720, 26602), (752, 25470), (846, 22640), (849, 22560), (940, 20376), (1128, 16980), (1132, 16920), (1410, 13584), (1415, 13536), (1440, 13301), (1504, 12735), (1692, 11320), (1698, 11280), (1880, 10188), (2115, 9056), (2256, 8490), (2264, 8460), (2547, 7520), (2820, 6792), (2830, 6768), (3384, 5660), (3396, 5640), (3760, 5094), (4230, 4528), (4245, 4512)]