42556440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{907}}^1$

素因数の和:961

約数の個数: 128

約数和(自身を含む): 141212160

約数和(自身を除く): 98655720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 60, 68, 69, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 230, 255, 276, 340, 345, 391, 408, 460, 510, 552, 680, 690, 782, 907, 920, 1020, 1173, 1380, 1564, 1814, 1955, 2040, 2346, 2721, 2760, 3128, 3628, 3910, 4535, 4692, 5442, 5865, 7256, 7820, 9070, 9384, 10884, 11730, 13605, 15419, 15640, 18140, 20861, 21768, 23460, 27210, 30838, 36280, 41722, 46257, 46920, 54420, 61676, 62583, 77095, 83444, 92514, 104305, 108840, 123352, 125166, 154190, 166888, 185028, 208610, 231285, 250332, 308380, 312915, 354637, 370056, 417220, 462570, 500664, 616760, 625830, 709274, 834440, 925140, 1063911, 1251660, 1418548, 1773185, 1850280, 2127822, 2503320, 2837096, 3546370, 4255644, 5319555, 7092740, 8511288, 10639110, 14185480, 21278220, 42556440]

約数ペア:

[(1, 42556440), (2, 21278220), (3, 14185480), (4, 10639110), (5, 8511288), (6, 7092740), (8, 5319555), (10, 4255644), (12, 3546370), (15, 2837096), (17, 2503320), (20, 2127822), (23, 1850280), (24, 1773185), (30, 1418548), (34, 1251660), (40, 1063911), (46, 925140), (51, 834440), (60, 709274), (68, 625830), (69, 616760), (85, 500664), (92, 462570), (102, 417220), (115, 370056), (120, 354637), (136, 312915), (138, 308380), (170, 250332), (184, 231285), (204, 208610), (230, 185028), (255, 166888), (276, 154190), (340, 125166), (345, 123352), (391, 108840), (408, 104305), (460, 92514), (510, 83444), (552, 77095), (680, 62583), (690, 61676), (782, 54420), (907, 46920), (920, 46257), (1020, 41722), (1173, 36280), (1380, 30838), (1564, 27210), (1814, 23460), (1955, 21768), (2040, 20861), (2346, 18140), (2721, 15640), (2760, 15419), (3128, 13605), (3628, 11730), (3910, 10884), (4535, 9384), (4692, 9070), (5442, 7820), (5865, 7256)]