127015420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 314979840

約数和(自身を除く): 187964420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 107, 122, 139, 140, 214, 244, 278, 305, 427, 428, 535, 556, 610, 695, 749, 854, 973, 1070, 1220, 1390, 1498, 1708, 1946, 2135, 2140, 2780, 2996, 3745, 3892, 4270, 4865, 6527, 7490, 8479, 8540, 9730, 13054, 14873, 14980, 16958, 19460, 26108, 29746, 32635, 33916, 42395, 45689, 59353, 59492, 65270, 74365, 84790, 91378, 104111, 118706, 130540, 148730, 169580, 182756, 208222, 228445, 237412, 296765, 297460, 416444, 456890, 520555, 593530, 907253, 913780, 1041110, 1187060, 1814506, 2082220, 3629012, 4536265, 6350771, 9072530, 12701542, 18145060, 25403084, 31753855, 63507710, 127015420]

約数ペア:

[(1, 127015420), (2, 63507710), (4, 31753855), (5, 25403084), (7, 18145060), (10, 12701542), (14, 9072530), (20, 6350771), (28, 4536265), (35, 3629012), (61, 2082220), (70, 1814506), (107, 1187060), (122, 1041110), (139, 913780), (140, 907253), (214, 593530), (244, 520555), (278, 456890), (305, 416444), (427, 297460), (428, 296765), (535, 237412), (556, 228445), (610, 208222), (695, 182756), (749, 169580), (854, 148730), (973, 130540), (1070, 118706), (1220, 104111), (1390, 91378), (1498, 84790), (1708, 74365), (1946, 65270), (2135, 59492), (2140, 59353), (2780, 45689), (2996, 42395), (3745, 33916), (3892, 32635), (4270, 29746), (4865, 26108), (6527, 19460), (7490, 16958), (8479, 14980), (8540, 14873), (9730, 13054)]