121912770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:416

約数の個数: 128

約数和(自身を含む): 351977472

約数和(自身を除く): 230064702

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 61, 62, 70, 93, 105, 122, 155, 183, 186, 210, 217, 305, 307, 310, 366, 427, 434, 465, 610, 614, 651, 854, 915, 921, 930, 1085, 1281, 1302, 1535, 1830, 1842, 1891, 2135, 2149, 2170, 2562, 3070, 3255, 3782, 4270, 4298, 4605, 5673, 6405, 6447, 6510, 9210, 9455, 9517, 10745, 11346, 12810, 12894, 13237, 18727, 18910, 19034, 21490, 26474, 28365, 28551, 32235, 37454, 39711, 47585, 56181, 56730, 57102, 64470, 66185, 66619, 79422, 93635, 95170, 112362, 131089, 132370, 133238, 142755, 187270, 198555, 199857, 262178, 280905, 285510, 333095, 393267, 397110, 399714, 561810, 580537, 655445, 666190, 786534, 999285, 1161074, 1310890, 1741611, 1966335, 1998570, 2902685, 3483222, 3932670, 4063759, 5805370, 8127518, 8708055, 12191277, 17416110, 20318795, 24382554, 40637590, 60956385, 121912770]

約数ペア:

[(1, 121912770), (2, 60956385), (3, 40637590), (5, 24382554), (6, 20318795), (7, 17416110), (10, 12191277), (14, 8708055), (15, 8127518), (21, 5805370), (30, 4063759), (31, 3932670), (35, 3483222), (42, 2902685), (61, 1998570), (62, 1966335), (70, 1741611), (93, 1310890), (105, 1161074), (122, 999285), (155, 786534), (183, 666190), (186, 655445), (210, 580537), (217, 561810), (305, 399714), (307, 397110), (310, 393267), (366, 333095), (427, 285510), (434, 280905), (465, 262178), (610, 199857), (614, 198555), (651, 187270), (854, 142755), (915, 133238), (921, 132370), (930, 131089), (1085, 112362), (1281, 95170), (1302, 93635), (1535, 79422), (1830, 66619), (1842, 66185), (1891, 64470), (2135, 57102), (2149, 56730), (2170, 56181), (2562, 47585), (3070, 39711), (3255, 37454), (3782, 32235), (4270, 28551), (4298, 28365), (4605, 26474), (5673, 21490), (6405, 19034), (6447, 18910), (6510, 18727), (9210, 13237), (9455, 12894), (9517, 12810), (10745, 11346)]