158778620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:161

約数の個数: 216

約数和(自身を含む): 463593312

約数和(自身を除く): 304814692

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 49, 52, 55, 65, 70, 77, 91, 98, 103, 110, 121, 130, 140, 143, 154, 182, 196, 206, 220, 242, 245, 260, 286, 308, 364, 385, 412, 455, 484, 490, 515, 539, 572, 605, 637, 715, 721, 770, 847, 910, 980, 1001, 1030, 1078, 1133, 1210, 1274, 1339, 1430, 1442, 1540, 1573, 1694, 1820, 2002, 2060, 2156, 2266, 2420, 2548, 2678, 2695, 2860, 2884, 3146, 3185, 3388, 3605, 4004, 4235, 4532, 5005, 5047, 5356, 5390, 5665, 5929, 6292, 6370, 6695, 7007, 7210, 7865, 7931, 8470, 9373, 10010, 10094, 10780, 11011, 11330, 11858, 12463, 12740, 13390, 14014, 14420, 14729, 15730, 15862, 16940, 18746, 20020, 20188, 22022, 22660, 23716, 24926, 25235, 26780, 28028, 29458, 29645, 31460, 31724, 35035, 37492, 39655, 44044, 46865, 49852, 50470, 55055, 55517, 58916, 59290, 62315, 65611, 70070, 73645, 77077, 79310, 87241, 93730, 100940, 103103, 110110, 111034, 118580, 124630, 131222, 140140, 147290, 154154, 158620, 162019, 174482, 187460, 206206, 220220, 222068, 249260, 262444, 277585, 294580, 308308, 324038, 328055, 348964, 385385, 412412, 436205, 515515, 555170, 610687, 648076, 656110, 721721, 770770, 810095, 872410, 1031030, 1110340, 1134133, 1221374, 1312220, 1443442, 1541540, 1620190, 1744820, 2062060, 2268266, 2442748, 2886884, 3053435, 3240380, 3608605, 4536532, 5670665, 6106870, 7217210, 7938931, 11341330, 12213740, 14434420, 15877862, 22682660, 31755724, 39694655, 79389310, 158778620]

約数ペア:

[(1, 158778620), (2, 79389310), (4, 39694655), (5, 31755724), (7, 22682660), (10, 15877862), (11, 14434420), (13, 12213740), (14, 11341330), (20, 7938931), (22, 7217210), (26, 6106870), (28, 5670665), (35, 4536532), (44, 3608605), (49, 3240380), (52, 3053435), (55, 2886884), (65, 2442748), (70, 2268266), (77, 2062060), (91, 1744820), (98, 1620190), (103, 1541540), (110, 1443442), (121, 1312220), (130, 1221374), (140, 1134133), (143, 1110340), (154, 1031030), (182, 872410), (196, 810095), (206, 770770), (220, 721721), (242, 656110), (245, 648076), (260, 610687), (286, 555170), (308, 515515), (364, 436205), (385, 412412), (412, 385385), (455, 348964), (484, 328055), (490, 324038), (515, 308308), (539, 294580), (572, 277585), (605, 262444), (637, 249260), (715, 222068), (721, 220220), (770, 206206), (847, 187460), (910, 174482), (980, 162019), (1001, 158620), (1030, 154154), (1078, 147290), (1133, 140140), (1210, 131222), (1274, 124630), (1339, 118580), (1430, 111034), (1442, 110110), (1540, 103103), (1573, 100940), (1694, 93730), (1820, 87241), (2002, 79310), (2060, 77077), (2156, 73645), (2266, 70070), (2420, 65611), (2548, 62315), (2678, 59290), (2695, 58916), (2860, 55517), (2884, 55055), (3146, 50470), (3185, 49852), (3388, 46865), (3605, 44044), (4004, 39655), (4235, 37492), (4532, 35035), (5005, 31724), (5047, 31460), (5356, 29645), (5390, 29458), (5665, 28028), (5929, 26780), (6292, 25235), (6370, 24926), (6695, 23716), (7007, 22660), (7210, 22022), (7865, 20188), (7931, 20020), (8470, 18746), (9373, 16940), (10010, 15862), (10094, 15730), (10780, 14729), (11011, 14420), (11330, 14014), (11858, 13390), (12463, 12740)]