68047980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:157

約数の個数: 288

約数和(自身を含む): 260262912

約数和(自身を除く): 192214932

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 20, 21, 22, 26, 28, 30, 33, 35, 39, 42, 44, 52, 55, 60, 65, 66, 70, 77, 78, 84, 91, 103, 105, 110, 121, 130, 132, 140, 143, 154, 156, 165, 182, 195, 206, 210, 220, 231, 242, 260, 273, 286, 308, 309, 330, 363, 364, 385, 390, 412, 420, 429, 455, 462, 484, 515, 546, 572, 605, 618, 660, 715, 721, 726, 770, 780, 847, 858, 910, 924, 1001, 1030, 1092, 1133, 1155, 1210, 1236, 1339, 1365, 1430, 1442, 1452, 1540, 1545, 1573, 1694, 1716, 1815, 1820, 2002, 2060, 2145, 2163, 2266, 2310, 2420, 2541, 2678, 2730, 2860, 2884, 3003, 3090, 3146, 3388, 3399, 3605, 3630, 4004, 4017, 4235, 4290, 4326, 4532, 4620, 4719, 5005, 5082, 5356, 5460, 5665, 6006, 6180, 6292, 6695, 6798, 7210, 7260, 7865, 7931, 8034, 8470, 8580, 8652, 9373, 9438, 10010, 10164, 10815, 11011, 11330, 12012, 12463, 12705, 13390, 13596, 14420, 14729, 15015, 15730, 15862, 16068, 16940, 16995, 18746, 18876, 20020, 20085, 21630, 22022, 22660, 23595, 23793, 24926, 25410, 26780, 28119, 29458, 30030, 31460, 31724, 33033, 33990, 37389, 37492, 39655, 40170, 43260, 44044, 44187, 46865, 47190, 47586, 49852, 50820, 55055, 56238, 58916, 60060, 62315, 66066, 67980, 73645, 74778, 79310, 80340, 87241, 88374, 93730, 94380, 95172, 103103, 110110, 112476, 118965, 124630, 132132, 140595, 147290, 149556, 158620, 162019, 165165, 174482, 176748, 186945, 187460, 206206, 220220, 220935, 237930, 249260, 261723, 281190, 294580, 309309, 324038, 330330, 348964, 373890, 412412, 436205, 441870, 475860, 486057, 515515, 523446, 562380, 618618, 648076, 660660, 747780, 810095, 872410, 883740, 972114, 1031030, 1046892, 1134133, 1237236, 1308615, 1546545, 1620190, 1744820, 1944228, 2062060, 2268266, 2430285, 2617230, 3093090, 3240380, 3402399, 4536532, 4860570, 5234460, 5670665, 6186180, 6804798, 9721140, 11341330, 13609596, 17011995, 22682660, 34023990, 68047980]

約数ペア:

[(1, 68047980), (2, 34023990), (3, 22682660), (4, 17011995), (5, 13609596), (6, 11341330), (7, 9721140), (10, 6804798), (11, 6186180), (12, 5670665), (13, 5234460), (14, 4860570), (15, 4536532), (20, 3402399), (21, 3240380), (22, 3093090), (26, 2617230), (28, 2430285), (30, 2268266), (33, 2062060), (35, 1944228), (39, 1744820), (42, 1620190), (44, 1546545), (52, 1308615), (55, 1237236), (60, 1134133), (65, 1046892), (66, 1031030), (70, 972114), (77, 883740), (78, 872410), (84, 810095), (91, 747780), (103, 660660), (105, 648076), (110, 618618), (121, 562380), (130, 523446), (132, 515515), (140, 486057), (143, 475860), (154, 441870), (156, 436205), (165, 412412), (182, 373890), (195, 348964), (206, 330330), (210, 324038), (220, 309309), (231, 294580), (242, 281190), (260, 261723), (273, 249260), (286, 237930), (308, 220935), (309, 220220), (330, 206206), (363, 187460), (364, 186945), (385, 176748), (390, 174482), (412, 165165), (420, 162019), (429, 158620), (455, 149556), (462, 147290), (484, 140595), (515, 132132), (546, 124630), (572, 118965), (605, 112476), (618, 110110), (660, 103103), (715, 95172), (721, 94380), (726, 93730), (770, 88374), (780, 87241), (847, 80340), (858, 79310), (910, 74778), (924, 73645), (1001, 67980), (1030, 66066), (1092, 62315), (1133, 60060), (1155, 58916), (1210, 56238), (1236, 55055), (1339, 50820), (1365, 49852), (1430, 47586), (1442, 47190), (1452, 46865), (1540, 44187), (1545, 44044), (1573, 43260), (1694, 40170), (1716, 39655), (1815, 37492), (1820, 37389), (2002, 33990), (2060, 33033), (2145, 31724), (2163, 31460), (2266, 30030), (2310, 29458), (2420, 28119), (2541, 26780), (2678, 25410), (2730, 24926), (2860, 23793), (2884, 23595), (3003, 22660), (3090, 22022), (3146, 21630), (3388, 20085), (3399, 20020), (3605, 18876), (3630, 18746), (4004, 16995), (4017, 16940), (4235, 16068), (4290, 15862), (4326, 15730), (4532, 15015), (4620, 14729), (4719, 14420), (5005, 13596), (5082, 13390), (5356, 12705), (5460, 12463), (5665, 12012), (6006, 11330), (6180, 11011), (6292, 10815), (6695, 10164), (6798, 10010), (7210, 9438), (7260, 9373), (7865, 8652), (7931, 8580), (8034, 8470)]