2247181720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{10979}}^1$

素因数の和:11057

約数の個数: 128

約数和(自身を含む): 6261235200

約数和(自身を除く): 4014053480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 43, 56, 68, 70, 85, 86, 119, 136, 140, 170, 172, 215, 238, 280, 301, 340, 344, 430, 476, 595, 602, 680, 731, 860, 952, 1190, 1204, 1462, 1505, 1720, 2380, 2408, 2924, 3010, 3655, 4760, 5117, 5848, 6020, 7310, 10234, 10979, 12040, 14620, 20468, 21958, 25585, 29240, 40936, 43916, 51170, 54895, 76853, 87832, 102340, 109790, 153706, 186643, 204680, 219580, 307412, 373286, 384265, 439160, 472097, 614824, 746572, 768530, 933215, 944194, 1306501, 1493144, 1537060, 1866430, 1888388, 2360485, 2613002, 3074120, 3304679, 3732860, 3776776, 4720970, 5226004, 6532505, 6609358, 7465720, 8025649, 9441940, 10452008, 13065010, 13218716, 16051298, 16523395, 18883880, 26130020, 26437432, 32102596, 33046790, 40128245, 52260040, 56179543, 64205192, 66093580, 80256490, 112359086, 132187160, 160512980, 224718172, 280897715, 321025960, 449436344, 561795430, 1123590860, 2247181720]

約数ペア:

[(1, 2247181720), (2, 1123590860), (4, 561795430), (5, 449436344), (7, 321025960), (8, 280897715), (10, 224718172), (14, 160512980), (17, 132187160), (20, 112359086), (28, 80256490), (34, 66093580), (35, 64205192), (40, 56179543), (43, 52260040), (56, 40128245), (68, 33046790), (70, 32102596), (85, 26437432), (86, 26130020), (119, 18883880), (136, 16523395), (140, 16051298), (170, 13218716), (172, 13065010), (215, 10452008), (238, 9441940), (280, 8025649), (301, 7465720), (340, 6609358), (344, 6532505), (430, 5226004), (476, 4720970), (595, 3776776), (602, 3732860), (680, 3304679), (731, 3074120), (860, 2613002), (952, 2360485), (1190, 1888388), (1204, 1866430), (1462, 1537060), (1505, 1493144), (1720, 1306501), (2380, 944194), (2408, 933215), (2924, 768530), (3010, 746572), (3655, 614824), (4760, 472097), (5117, 439160), (5848, 384265), (6020, 373286), (7310, 307412), (10234, 219580), (10979, 204680), (12040, 186643), (14620, 153706), (20468, 109790), (21958, 102340), (25585, 87832), (29240, 76853), (40936, 54895), (43916, 51170)]