254666970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:637

約数の個数: 128

約数和(自身を含む): 726900480

約数和(自身を除く): 472233510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 85, 90, 102, 113, 135, 153, 170, 226, 255, 270, 306, 339, 459, 491, 510, 565, 678, 765, 918, 982, 1017, 1130, 1473, 1530, 1695, 1921, 2034, 2295, 2455, 2946, 3051, 3390, 3842, 4419, 4590, 4910, 5085, 5763, 6102, 7365, 8347, 8838, 9605, 10170, 11526, 13257, 14730, 15255, 16694, 17289, 19210, 22095, 25041, 26514, 28815, 30510, 34578, 41735, 44190, 50082, 51867, 55483, 57630, 66285, 75123, 83470, 86445, 103734, 110966, 125205, 132570, 150246, 166449, 172890, 225369, 250410, 259335, 277415, 332898, 375615, 450738, 499347, 518670, 554830, 751230, 832245, 943211, 998694, 1126845, 1498041, 1664490, 1886422, 2253690, 2496735, 2829633, 2996082, 4716055, 4993470, 5659266, 7490205, 8488899, 9432110, 14148165, 14980410, 16977798, 25466697, 28296330, 42444495, 50933394, 84888990, 127333485, 254666970]

約数ペア:

[(1, 254666970), (2, 127333485), (3, 84888990), (5, 50933394), (6, 42444495), (9, 28296330), (10, 25466697), (15, 16977798), (17, 14980410), (18, 14148165), (27, 9432110), (30, 8488899), (34, 7490205), (45, 5659266), (51, 4993470), (54, 4716055), (85, 2996082), (90, 2829633), (102, 2496735), (113, 2253690), (135, 1886422), (153, 1664490), (170, 1498041), (226, 1126845), (255, 998694), (270, 943211), (306, 832245), (339, 751230), (459, 554830), (491, 518670), (510, 499347), (565, 450738), (678, 375615), (765, 332898), (918, 277415), (982, 259335), (1017, 250410), (1130, 225369), (1473, 172890), (1530, 166449), (1695, 150246), (1921, 132570), (2034, 125205), (2295, 110966), (2455, 103734), (2946, 86445), (3051, 83470), (3390, 75123), (3842, 66285), (4419, 57630), (4590, 55483), (4910, 51867), (5085, 50082), (5763, 44190), (6102, 41735), (7365, 34578), (8347, 30510), (8838, 28815), (9605, 26514), (10170, 25041), (11526, 22095), (13257, 19210), (14730, 17289), (15255, 16694)]