16318565560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1\times {\mathrm{1423}}^1$

素因数の和:1901

約数の個数: 128

約数和(自身を含む): 40785638400

約数和(自身を除く): 24467072840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 389, 440, 536, 670, 737, 778, 1340, 1423, 1474, 1556, 1945, 2680, 2846, 2948, 3112, 3685, 3890, 4279, 5692, 5896, 7115, 7370, 7780, 8558, 11384, 14230, 14740, 15560, 15653, 17116, 21395, 26063, 28460, 29480, 31306, 34232, 42790, 52126, 56920, 62612, 78265, 85580, 95341, 104252, 125224, 130315, 156530, 171160, 190682, 208504, 260630, 286693, 313060, 381364, 476705, 521260, 553547, 573386, 626120, 762728, 953410, 1042520, 1048751, 1107094, 1146772, 1433465, 1906820, 2097502, 2214188, 2293544, 2767735, 2866930, 3813640, 4195004, 4428376, 5243755, 5535470, 5733860, 6089017, 8390008, 10487510, 11070940, 11467720, 12178034, 20975020, 22141880, 24356068, 30445085, 37087649, 41950040, 48712136, 60890170, 74175298, 121780340, 148350596, 185438245, 243560680, 296701192, 370876490, 407964139, 741752980, 815928278, 1483505960, 1631856556, 2039820695, 3263713112, 4079641390, 8159282780, 16318565560]

約数ペア:

[(1, 16318565560), (2, 8159282780), (4, 4079641390), (5, 3263713112), (8, 2039820695), (10, 1631856556), (11, 1483505960), (20, 815928278), (22, 741752980), (40, 407964139), (44, 370876490), (55, 296701192), (67, 243560680), (88, 185438245), (110, 148350596), (134, 121780340), (220, 74175298), (268, 60890170), (335, 48712136), (389, 41950040), (440, 37087649), (536, 30445085), (670, 24356068), (737, 22141880), (778, 20975020), (1340, 12178034), (1423, 11467720), (1474, 11070940), (1556, 10487510), (1945, 8390008), (2680, 6089017), (2846, 5733860), (2948, 5535470), (3112, 5243755), (3685, 4428376), (3890, 4195004), (4279, 3813640), (5692, 2866930), (5896, 2767735), (7115, 2293544), (7370, 2214188), (7780, 2097502), (8558, 1906820), (11384, 1433465), (14230, 1146772), (14740, 1107094), (15560, 1048751), (15653, 1042520), (17116, 953410), (21395, 762728), (26063, 626120), (28460, 573386), (29480, 553547), (31306, 521260), (34232, 476705), (42790, 381364), (52126, 313060), (56920, 286693), (62612, 260630), (78265, 208504), (85580, 190682), (95341, 171160), (104252, 156530), (125224, 130315)]