202247780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:721

約数の個数: 96

約数和(自身を含む): 515558400

約数和(自身を除く): 313310620

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 139, 140, 190, 266, 278, 380, 532, 547, 556, 665, 695, 973, 1094, 1330, 1390, 1946, 2188, 2641, 2660, 2735, 2780, 3829, 3892, 4865, 5282, 5470, 7658, 9730, 10393, 10564, 10940, 13205, 15316, 18487, 19145, 19460, 20786, 26410, 36974, 38290, 41572, 51965, 52820, 72751, 73948, 76033, 76580, 92435, 103930, 145502, 152066, 184870, 207860, 291004, 304132, 363755, 369740, 380165, 532231, 727510, 760330, 1064462, 1444627, 1455020, 1520660, 2128924, 2661155, 2889254, 5322310, 5778508, 7223135, 10112389, 10644620, 14446270, 20224778, 28892540, 40449556, 50561945, 101123890, 202247780]

約数ペア:

[(1, 202247780), (2, 101123890), (4, 50561945), (5, 40449556), (7, 28892540), (10, 20224778), (14, 14446270), (19, 10644620), (20, 10112389), (28, 7223135), (35, 5778508), (38, 5322310), (70, 2889254), (76, 2661155), (95, 2128924), (133, 1520660), (139, 1455020), (140, 1444627), (190, 1064462), (266, 760330), (278, 727510), (380, 532231), (532, 380165), (547, 369740), (556, 363755), (665, 304132), (695, 291004), (973, 207860), (1094, 184870), (1330, 152066), (1390, 145502), (1946, 103930), (2188, 92435), (2641, 76580), (2660, 76033), (2735, 73948), (2780, 72751), (3829, 52820), (3892, 51965), (4865, 41572), (5282, 38290), (5470, 36974), (7658, 26410), (9730, 20786), (10393, 19460), (10564, 19145), (10940, 18487), (13205, 15316)]