242940840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{839}}^1$

素因数の和:999

約数の個数: 128

約数和(自身を含む): 774144000

約数和(自身を除く): 531203160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 127, 152, 190, 228, 254, 285, 380, 381, 456, 508, 570, 635, 760, 762, 839, 1016, 1140, 1270, 1524, 1678, 1905, 2280, 2413, 2517, 2540, 3048, 3356, 3810, 4195, 4826, 5034, 5080, 6712, 7239, 7620, 8390, 9652, 10068, 12065, 12585, 14478, 15240, 15941, 16780, 19304, 20136, 24130, 25170, 28956, 31882, 33560, 36195, 47823, 48260, 50340, 57912, 63764, 72390, 79705, 95646, 96520, 100680, 106553, 127528, 144780, 159410, 191292, 213106, 239115, 289560, 318820, 319659, 382584, 426212, 478230, 532765, 637640, 639318, 852424, 956460, 1065530, 1278636, 1598295, 1912920, 2024507, 2131060, 2557272, 3196590, 4049014, 4262120, 6073521, 6393180, 8098028, 10122535, 12147042, 12786360, 16196056, 20245070, 24294084, 30367605, 40490140, 48588168, 60735210, 80980280, 121470420, 242940840]

約数ペア:

[(1, 242940840), (2, 121470420), (3, 80980280), (4, 60735210), (5, 48588168), (6, 40490140), (8, 30367605), (10, 24294084), (12, 20245070), (15, 16196056), (19, 12786360), (20, 12147042), (24, 10122535), (30, 8098028), (38, 6393180), (40, 6073521), (57, 4262120), (60, 4049014), (76, 3196590), (95, 2557272), (114, 2131060), (120, 2024507), (127, 1912920), (152, 1598295), (190, 1278636), (228, 1065530), (254, 956460), (285, 852424), (380, 639318), (381, 637640), (456, 532765), (508, 478230), (570, 426212), (635, 382584), (760, 319659), (762, 318820), (839, 289560), (1016, 239115), (1140, 213106), (1270, 191292), (1524, 159410), (1678, 144780), (1905, 127528), (2280, 106553), (2413, 100680), (2517, 96520), (2540, 95646), (3048, 79705), (3356, 72390), (3810, 63764), (4195, 57912), (4826, 50340), (5034, 48260), (5080, 47823), (6712, 36195), (7239, 33560), (7620, 31882), (8390, 28956), (9652, 25170), (10068, 24130), (12065, 20136), (12585, 19304), (14478, 16780), (15240, 15941)]