128545188520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{176641}}^1$

素因数の和:176795

約数の個数: 128

約数和(自身を含む): 347970608640

約数和(自身を除く): 219425420120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 113, 115, 140, 161, 184, 226, 230, 280, 322, 452, 460, 565, 644, 791, 805, 904, 920, 1130, 1288, 1582, 1610, 2260, 2599, 3164, 3220, 3955, 4520, 5198, 6328, 6440, 7910, 10396, 12995, 15820, 18193, 20792, 25990, 31640, 36386, 51980, 72772, 90965, 103960, 145544, 176641, 181930, 353282, 363860, 706564, 727720, 883205, 1236487, 1413128, 1766410, 2472974, 3532820, 4062743, 4945948, 6182435, 7065640, 8125486, 9891896, 12364870, 16250972, 19960433, 20313715, 24729740, 28439201, 32501944, 39920866, 40627430, 49459480, 56878402, 79841732, 81254860, 99802165, 113756804, 139723031, 142196005, 159683464, 162509720, 199604330, 227513608, 279446062, 284392010, 399208660, 459089959, 558892124, 568784020, 698615155, 798417320, 918179918, 1117784248, 1137568040, 1397230310, 1836359836, 2295449795, 2794460620, 3213629713, 3672719672, 4590899590, 5588921240, 6427259426, 9181799180, 12854518852, 16068148565, 18363598360, 25709037704, 32136297130, 64272594260, 128545188520]

約数ペア:

[(1, 128545188520), (2, 64272594260), (4, 32136297130), (5, 25709037704), (7, 18363598360), (8, 16068148565), (10, 12854518852), (14, 9181799180), (20, 6427259426), (23, 5588921240), (28, 4590899590), (35, 3672719672), (40, 3213629713), (46, 2794460620), (56, 2295449795), (70, 1836359836), (92, 1397230310), (113, 1137568040), (115, 1117784248), (140, 918179918), (161, 798417320), (184, 698615155), (226, 568784020), (230, 558892124), (280, 459089959), (322, 399208660), (452, 284392010), (460, 279446062), (565, 227513608), (644, 199604330), (791, 162509720), (805, 159683464), (904, 142196005), (920, 139723031), (1130, 113756804), (1288, 99802165), (1582, 81254860), (1610, 79841732), (2260, 56878402), (2599, 49459480), (3164, 40627430), (3220, 39920866), (3955, 32501944), (4520, 28439201), (5198, 24729740), (6328, 20313715), (6440, 19960433), (7910, 16250972), (10396, 12364870), (12995, 9891896), (15820, 8125486), (18193, 7065640), (20792, 6182435), (25990, 4945948), (31640, 4062743), (36386, 3532820), (51980, 2472974), (72772, 1766410), (90965, 1413128), (103960, 1236487), (145544, 883205), (176641, 727720), (181930, 706564), (353282, 363860)]