40121200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:144

約数の個数: 180

約数和(自身を含む): 118318320

約数和(自身を除く): 78197120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 35, 40, 46, 49, 50, 56, 70, 80, 89, 92, 98, 100, 112, 115, 140, 161, 175, 178, 184, 196, 200, 230, 245, 280, 322, 350, 356, 368, 392, 400, 445, 460, 490, 560, 575, 623, 644, 700, 712, 784, 805, 890, 920, 980, 1127, 1150, 1225, 1246, 1288, 1400, 1424, 1610, 1780, 1840, 1960, 2047, 2225, 2254, 2300, 2450, 2492, 2576, 2800, 3115, 3220, 3560, 3920, 4025, 4094, 4361, 4450, 4508, 4600, 4900, 4984, 5635, 6230, 6440, 7120, 8050, 8188, 8722, 8900, 9016, 9200, 9800, 9968, 10235, 11270, 12460, 12880, 14329, 15575, 16100, 16376, 17444, 17800, 18032, 19600, 20470, 21805, 22540, 24920, 28175, 28658, 31150, 32200, 32752, 34888, 35600, 40940, 43610, 45080, 49840, 51175, 56350, 57316, 62300, 64400, 69776, 71645, 81880, 87220, 90160, 100303, 102350, 109025, 112700, 114632, 124600, 143290, 163760, 174440, 200606, 204700, 218050, 225400, 229264, 249200, 286580, 348880, 358225, 401212, 409400, 436100, 450800, 501515, 573160, 716450, 802424, 818800, 872200, 1003030, 1146320, 1432900, 1604848, 1744400, 2006060, 2507575, 2865800, 4012120, 5015150, 5731600, 8024240, 10030300, 20060600, 40121200]

約数ペア:

[(1, 40121200), (2, 20060600), (4, 10030300), (5, 8024240), (7, 5731600), (8, 5015150), (10, 4012120), (14, 2865800), (16, 2507575), (20, 2006060), (23, 1744400), (25, 1604848), (28, 1432900), (35, 1146320), (40, 1003030), (46, 872200), (49, 818800), (50, 802424), (56, 716450), (70, 573160), (80, 501515), (89, 450800), (92, 436100), (98, 409400), (100, 401212), (112, 358225), (115, 348880), (140, 286580), (161, 249200), (175, 229264), (178, 225400), (184, 218050), (196, 204700), (200, 200606), (230, 174440), (245, 163760), (280, 143290), (322, 124600), (350, 114632), (356, 112700), (368, 109025), (392, 102350), (400, 100303), (445, 90160), (460, 87220), (490, 81880), (560, 71645), (575, 69776), (623, 64400), (644, 62300), (700, 57316), (712, 56350), (784, 51175), (805, 49840), (890, 45080), (920, 43610), (980, 40940), (1127, 35600), (1150, 34888), (1225, 32752), (1246, 32200), (1288, 31150), (1400, 28658), (1424, 28175), (1610, 24920), (1780, 22540), (1840, 21805), (1960, 20470), (2047, 19600), (2225, 18032), (2254, 17800), (2300, 17444), (2450, 16376), (2492, 16100), (2576, 15575), (2800, 14329), (3115, 12880), (3220, 12460), (3560, 11270), (3920, 10235), (4025, 9968), (4094, 9800), (4361, 9200), (4450, 9016), (4508, 8900), (4600, 8722), (4900, 8188), (4984, 8050), (5635, 7120), (6230, 6440)]