30953780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 77898240

約数和(自身を除く): 46944460

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 79, 110, 130, 137, 143, 158, 220, 260, 274, 286, 316, 395, 548, 572, 685, 715, 790, 869, 1027, 1370, 1430, 1507, 1580, 1738, 1781, 2054, 2740, 2860, 3014, 3476, 3562, 4108, 4345, 5135, 6028, 7124, 7535, 8690, 8905, 10270, 10823, 11297, 15070, 17380, 17810, 19591, 20540, 21646, 22594, 30140, 35620, 39182, 43292, 45188, 54115, 56485, 78364, 97955, 108230, 112970, 119053, 140699, 195910, 216460, 225940, 238106, 281398, 391820, 476212, 562796, 595265, 703495, 1190530, 1406990, 1547689, 2381060, 2813980, 3095378, 6190756, 7738445, 15476890, 30953780]

約数ペア:

[(1, 30953780), (2, 15476890), (4, 7738445), (5, 6190756), (10, 3095378), (11, 2813980), (13, 2381060), (20, 1547689), (22, 1406990), (26, 1190530), (44, 703495), (52, 595265), (55, 562796), (65, 476212), (79, 391820), (110, 281398), (130, 238106), (137, 225940), (143, 216460), (158, 195910), (220, 140699), (260, 119053), (274, 112970), (286, 108230), (316, 97955), (395, 78364), (548, 56485), (572, 54115), (685, 45188), (715, 43292), (790, 39182), (869, 35620), (1027, 30140), (1370, 22594), (1430, 21646), (1507, 20540), (1580, 19591), (1738, 17810), (1781, 17380), (2054, 15070), (2740, 11297), (2860, 10823), (3014, 10270), (3476, 8905), (3562, 8690), (4108, 7535), (4345, 7124), (5135, 6028)]