128229270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1669}}^1$

素因数の和:1889

約数の個数: 64

約数和(自身を含む): 333305280

約数和(自身を除く): 205076010

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 197, 390, 394, 591, 985, 1182, 1669, 1970, 2561, 2955, 3338, 5007, 5122, 5910, 7683, 8345, 10014, 12805, 15366, 16690, 21697, 25035, 25610, 38415, 43394, 50070, 65091, 76830, 108485, 130182, 216970, 325455, 328793, 650910, 657586, 986379, 1643965, 1972758, 3287930, 4274309, 4931895, 8548618, 9863790, 12822927, 21371545, 25645854, 42743090, 64114635, 128229270]

約数ペア:

[(1, 128229270), (2, 64114635), (3, 42743090), (5, 25645854), (6, 21371545), (10, 12822927), (13, 9863790), (15, 8548618), (26, 4931895), (30, 4274309), (39, 3287930), (65, 1972758), (78, 1643965), (130, 986379), (195, 657586), (197, 650910), (390, 328793), (394, 325455), (591, 216970), (985, 130182), (1182, 108485), (1669, 76830), (1970, 65091), (2561, 50070), (2955, 43394), (3338, 38415), (5007, 25610), (5122, 25035), (5910, 21697), (7683, 16690), (8345, 15366), (10014, 12805)]