68111820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:549

約数の個数: 192

約数和(自身を含む): 249231360

約数和(自身を除く): 181119540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 37, 42, 45, 54, 60, 63, 70, 74, 84, 90, 105, 108, 111, 126, 135, 140, 148, 180, 185, 189, 210, 222, 252, 259, 270, 315, 333, 370, 378, 420, 444, 487, 518, 540, 555, 630, 666, 740, 756, 777, 945, 974, 999, 1036, 1110, 1260, 1295, 1332, 1461, 1554, 1665, 1890, 1948, 1998, 2220, 2331, 2435, 2590, 2922, 3108, 3330, 3409, 3780, 3885, 3996, 4383, 4662, 4870, 4995, 5180, 5844, 6660, 6818, 6993, 7305, 7770, 8766, 9324, 9740, 9990, 10227, 11655, 13149, 13636, 13986, 14610, 15540, 17045, 17532, 18019, 19980, 20454, 21915, 23310, 26298, 27972, 29220, 30681, 34090, 34965, 36038, 40908, 43830, 46620, 51135, 52596, 54057, 61362, 65745, 68180, 69930, 72076, 87660, 90095, 92043, 102270, 108114, 122724, 126133, 131490, 139860, 153405, 162171, 180190, 184086, 204540, 216228, 252266, 262980, 270285, 306810, 324342, 360380, 368172, 378399, 460215, 486513, 504532, 540570, 613620, 630665, 648684, 756798, 810855, 920430, 973026, 1081140, 1135197, 1261330, 1513596, 1621710, 1840860, 1891995, 1946052, 2270394, 2432565, 2522660, 3243420, 3405591, 3783990, 4540788, 4865130, 5675985, 6811182, 7567980, 9730260, 11351970, 13622364, 17027955, 22703940, 34055910, 68111820]

約数ペア:

[(1, 68111820), (2, 34055910), (3, 22703940), (4, 17027955), (5, 13622364), (6, 11351970), (7, 9730260), (9, 7567980), (10, 6811182), (12, 5675985), (14, 4865130), (15, 4540788), (18, 3783990), (20, 3405591), (21, 3243420), (27, 2522660), (28, 2432565), (30, 2270394), (35, 1946052), (36, 1891995), (37, 1840860), (42, 1621710), (45, 1513596), (54, 1261330), (60, 1135197), (63, 1081140), (70, 973026), (74, 920430), (84, 810855), (90, 756798), (105, 648684), (108, 630665), (111, 613620), (126, 540570), (135, 504532), (140, 486513), (148, 460215), (180, 378399), (185, 368172), (189, 360380), (210, 324342), (222, 306810), (252, 270285), (259, 262980), (270, 252266), (315, 216228), (333, 204540), (370, 184086), (378, 180190), (420, 162171), (444, 153405), (487, 139860), (518, 131490), (540, 126133), (555, 122724), (630, 108114), (666, 102270), (740, 92043), (756, 90095), (777, 87660), (945, 72076), (974, 69930), (999, 68180), (1036, 65745), (1110, 61362), (1260, 54057), (1295, 52596), (1332, 51135), (1461, 46620), (1554, 43830), (1665, 40908), (1890, 36038), (1948, 34965), (1998, 34090), (2220, 30681), (2331, 29220), (2435, 27972), (2590, 26298), (2922, 23310), (3108, 21915), (3330, 20454), (3409, 19980), (3780, 18019), (3885, 17532), (3996, 17045), (4383, 15540), (4662, 14610), (4870, 13986), (4995, 13636), (5180, 13149), (5844, 11655), (6660, 10227), (6818, 9990), (6993, 9740), (7305, 9324), (7770, 8766)]