256411350

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{827}}^1$

素因数の和:911

約数の個数: 144

約数和(自身を含む): 756795312

約数和(自身を除く): 500383962

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 53, 65, 75, 78, 90, 106, 117, 130, 150, 159, 195, 225, 234, 265, 318, 325, 390, 450, 477, 530, 585, 650, 689, 795, 827, 954, 975, 1170, 1325, 1378, 1590, 1654, 1950, 2067, 2385, 2481, 2650, 2925, 3445, 3975, 4134, 4135, 4770, 4962, 5850, 6201, 6890, 7443, 7950, 8270, 10335, 10751, 11925, 12402, 12405, 14886, 17225, 20670, 20675, 21502, 23850, 24810, 31005, 32253, 34450, 37215, 41350, 43831, 51675, 53755, 62010, 62025, 64506, 74430, 87662, 96759, 103350, 107510, 124050, 131493, 155025, 161265, 186075, 193518, 219155, 262986, 268775, 310050, 322530, 372150, 394479, 438310, 483795, 537550, 569803, 657465, 788958, 806325, 967590, 1095775, 1139606, 1314930, 1612650, 1709409, 1972395, 2191550, 2418975, 2849015, 3287325, 3418818, 3944790, 4837950, 5128227, 5698030, 6574650, 8547045, 9861975, 10256454, 14245075, 17094090, 19723950, 25641135, 28490150, 42735225, 51282270, 85470450, 128205675, 256411350]

約数ペア:

[(1, 256411350), (2, 128205675), (3, 85470450), (5, 51282270), (6, 42735225), (9, 28490150), (10, 25641135), (13, 19723950), (15, 17094090), (18, 14245075), (25, 10256454), (26, 9861975), (30, 8547045), (39, 6574650), (45, 5698030), (50, 5128227), (53, 4837950), (65, 3944790), (75, 3418818), (78, 3287325), (90, 2849015), (106, 2418975), (117, 2191550), (130, 1972395), (150, 1709409), (159, 1612650), (195, 1314930), (225, 1139606), (234, 1095775), (265, 967590), (318, 806325), (325, 788958), (390, 657465), (450, 569803), (477, 537550), (530, 483795), (585, 438310), (650, 394479), (689, 372150), (795, 322530), (827, 310050), (954, 268775), (975, 262986), (1170, 219155), (1325, 193518), (1378, 186075), (1590, 161265), (1654, 155025), (1950, 131493), (2067, 124050), (2385, 107510), (2481, 103350), (2650, 96759), (2925, 87662), (3445, 74430), (3975, 64506), (4134, 62025), (4135, 62010), (4770, 53755), (4962, 51675), (5850, 43831), (6201, 41350), (6890, 37215), (7443, 34450), (7950, 32253), (8270, 31005), (10335, 24810), (10751, 23850), (11925, 21502), (12402, 20675), (12405, 20670), (14886, 17225)]