310575980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{113}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 798753312

約数和(自身を除く): 488177332

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 52, 55, 62, 65, 110, 113, 124, 130, 143, 155, 220, 226, 260, 286, 310, 341, 403, 452, 565, 572, 620, 682, 715, 806, 961, 1130, 1243, 1364, 1430, 1469, 1612, 1705, 1922, 2015, 2260, 2486, 2860, 2938, 3410, 3503, 3844, 4030, 4433, 4805, 4972, 5876, 6215, 6820, 7006, 7345, 8060, 8866, 9610, 10571, 12430, 12493, 14012, 14690, 16159, 17515, 17732, 19220, 21142, 22165, 24860, 24986, 29380, 32318, 35030, 38533, 42284, 44330, 45539, 49972, 52855, 62465, 64636, 70060, 77066, 80795, 88660, 91078, 105710, 108593, 124930, 137423, 154132, 161590, 182156, 192665, 211420, 217186, 227695, 249860, 274846, 323180, 385330, 434372, 455390, 500929, 542965, 549692, 687115, 770660, 910780, 1001858, 1085930, 1194523, 1374230, 1411709, 2003716, 2171860, 2389046, 2504645, 2748460, 2823418, 4778092, 5009290, 5646836, 5972615, 7058545, 10018580, 11945230, 14117090, 15528799, 23890460, 28234180, 31057598, 62115196, 77643995, 155287990, 310575980]

約数ペア:

[(1, 310575980), (2, 155287990), (4, 77643995), (5, 62115196), (10, 31057598), (11, 28234180), (13, 23890460), (20, 15528799), (22, 14117090), (26, 11945230), (31, 10018580), (44, 7058545), (52, 5972615), (55, 5646836), (62, 5009290), (65, 4778092), (110, 2823418), (113, 2748460), (124, 2504645), (130, 2389046), (143, 2171860), (155, 2003716), (220, 1411709), (226, 1374230), (260, 1194523), (286, 1085930), (310, 1001858), (341, 910780), (403, 770660), (452, 687115), (565, 549692), (572, 542965), (620, 500929), (682, 455390), (715, 434372), (806, 385330), (961, 323180), (1130, 274846), (1243, 249860), (1364, 227695), (1430, 217186), (1469, 211420), (1612, 192665), (1705, 182156), (1922, 161590), (2015, 154132), (2260, 137423), (2486, 124930), (2860, 108593), (2938, 105710), (3410, 91078), (3503, 88660), (3844, 80795), (4030, 77066), (4433, 70060), (4805, 64636), (4972, 62465), (5876, 52855), (6215, 49972), (6820, 45539), (7006, 44330), (7345, 42284), (8060, 38533), (8866, 35030), (9610, 32318), (10571, 29380), (12430, 24986), (12493, 24860), (14012, 22165), (14690, 21142), (16159, 19220), (17515, 17732)]