1620857280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{34457}}^1$

素因数の和:34491

約数の個数: 168

約数和(自身を含む): 5986595088

約数和(自身を除く): 4365737808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2240, 2352, 2940, 3136, 3360, 3920, 4704, 5880, 6720, 7840, 9408, 11760, 15680, 23520, 34457, 47040, 68914, 103371, 137828, 172285, 206742, 241199, 275656, 344570, 413484, 482398, 516855, 551312, 689140, 723597, 826968, 964796, 1033710, 1102624, 1205995, 1378280, 1447194, 1653936, 1688393, 1929592, 2067420, 2205248, 2411990, 2756560, 2894388, 3307872, 3376786, 3617985, 3859184, 4134840, 4823980, 5065179, 5513120, 5788776, 6615744, 6753572, 7235970, 7718368, 8269680, 8441965, 9647960, 10130358, 11026240, 11577552, 13507144, 14471940, 15436736, 16539360, 16883930, 19295920, 20260716, 23155104, 25325895, 27014288, 28943880, 33078720, 33767860, 38591840, 40521432, 46310208, 50651790, 54028576, 57887760, 67535720, 77183680, 81042864, 101303580, 108057152, 115775520, 135071440, 162085728, 202607160, 231551040, 270142880, 324171456, 405214320, 540285760, 810428640, 1620857280]

約数ペア:

[(1, 1620857280), (2, 810428640), (3, 540285760), (4, 405214320), (5, 324171456), (6, 270142880), (7, 231551040), (8, 202607160), (10, 162085728), (12, 135071440), (14, 115775520), (15, 108057152), (16, 101303580), (20, 81042864), (21, 77183680), (24, 67535720), (28, 57887760), (30, 54028576), (32, 50651790), (35, 46310208), (40, 40521432), (42, 38591840), (48, 33767860), (49, 33078720), (56, 28943880), (60, 27014288), (64, 25325895), (70, 23155104), (80, 20260716), (84, 19295920), (96, 16883930), (98, 16539360), (105, 15436736), (112, 14471940), (120, 13507144), (140, 11577552), (147, 11026240), (160, 10130358), (168, 9647960), (192, 8441965), (196, 8269680), (210, 7718368), (224, 7235970), (240, 6753572), (245, 6615744), (280, 5788776), (294, 5513120), (320, 5065179), (336, 4823980), (392, 4134840), (420, 3859184), (448, 3617985), (480, 3376786), (490, 3307872), (560, 2894388), (588, 2756560), (672, 2411990), (735, 2205248), (784, 2067420), (840, 1929592), (960, 1688393), (980, 1653936), (1120, 1447194), (1176, 1378280), (1344, 1205995), (1470, 1102624), (1568, 1033710), (1680, 964796), (1960, 826968), (2240, 723597), (2352, 689140), (2940, 551312), (3136, 516855), (3360, 482398), (3920, 413484), (4704, 344570), (5880, 275656), (6720, 241199), (7840, 206742), (9408, 172285), (11760, 137828), (15680, 103371), (23520, 68914), (34457, 47040)]