311019780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{4831}}^1$

素因数の和:4909

約数の個数: 96

約数和(自身を含む): 925424640

約数和(自身を除く): 614404860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 37, 58, 60, 74, 87, 111, 116, 145, 148, 174, 185, 222, 290, 348, 370, 435, 444, 555, 580, 740, 870, 1073, 1110, 1740, 2146, 2220, 3219, 4292, 4831, 5365, 6438, 9662, 10730, 12876, 14493, 16095, 19324, 21460, 24155, 28986, 32190, 48310, 57972, 64380, 72465, 96620, 140099, 144930, 178747, 280198, 289860, 357494, 420297, 536241, 560396, 700495, 714988, 840594, 893735, 1072482, 1400990, 1681188, 1787470, 2101485, 2144964, 2681205, 2801980, 3574940, 4202970, 5183663, 5362410, 8405940, 10367326, 10724820, 15550989, 20734652, 25918315, 31101978, 51836630, 62203956, 77754945, 103673260, 155509890, 311019780]

約数ペア:

[(1, 311019780), (2, 155509890), (3, 103673260), (4, 77754945), (5, 62203956), (6, 51836630), (10, 31101978), (12, 25918315), (15, 20734652), (20, 15550989), (29, 10724820), (30, 10367326), (37, 8405940), (58, 5362410), (60, 5183663), (74, 4202970), (87, 3574940), (111, 2801980), (116, 2681205), (145, 2144964), (148, 2101485), (174, 1787470), (185, 1681188), (222, 1400990), (290, 1072482), (348, 893735), (370, 840594), (435, 714988), (444, 700495), (555, 560396), (580, 536241), (740, 420297), (870, 357494), (1073, 289860), (1110, 280198), (1740, 178747), (2146, 144930), (2220, 140099), (3219, 96620), (4292, 72465), (4831, 64380), (5365, 57972), (6438, 48310), (9662, 32190), (10730, 28986), (12876, 24155), (14493, 21460), (16095, 19324)]