77959620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:454

約数の個数: 144

約数和(自身を含む): 254545200

約数和(自身を除く): 176585580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 73, 85, 90, 102, 146, 153, 170, 180, 204, 219, 255, 292, 306, 340, 349, 365, 438, 510, 612, 657, 698, 730, 765, 876, 1020, 1047, 1095, 1241, 1314, 1396, 1460, 1530, 1745, 2094, 2190, 2482, 2628, 3060, 3141, 3285, 3490, 3723, 4188, 4380, 4964, 5235, 5933, 6205, 6282, 6570, 6980, 7446, 10470, 11169, 11866, 12410, 12564, 13140, 14892, 15705, 17799, 18615, 20940, 22338, 23732, 24820, 25477, 29665, 31410, 35598, 37230, 44676, 50954, 53397, 55845, 59330, 62820, 71196, 74460, 76431, 88995, 101908, 106794, 111690, 118660, 127385, 152862, 177990, 213588, 223380, 229293, 254770, 266985, 305724, 355980, 382155, 433109, 458586, 509540, 533970, 764310, 866218, 917172, 1067940, 1146465, 1299327, 1528620, 1732436, 2165545, 2292930, 2598654, 3897981, 4331090, 4585860, 5197308, 6496635, 7795962, 8662180, 12993270, 15591924, 19489905, 25986540, 38979810, 77959620]

約数ペア:

[(1, 77959620), (2, 38979810), (3, 25986540), (4, 19489905), (5, 15591924), (6, 12993270), (9, 8662180), (10, 7795962), (12, 6496635), (15, 5197308), (17, 4585860), (18, 4331090), (20, 3897981), (30, 2598654), (34, 2292930), (36, 2165545), (45, 1732436), (51, 1528620), (60, 1299327), (68, 1146465), (73, 1067940), (85, 917172), (90, 866218), (102, 764310), (146, 533970), (153, 509540), (170, 458586), (180, 433109), (204, 382155), (219, 355980), (255, 305724), (292, 266985), (306, 254770), (340, 229293), (349, 223380), (365, 213588), (438, 177990), (510, 152862), (612, 127385), (657, 118660), (698, 111690), (730, 106794), (765, 101908), (876, 88995), (1020, 76431), (1047, 74460), (1095, 71196), (1241, 62820), (1314, 59330), (1396, 55845), (1460, 53397), (1530, 50954), (1745, 44676), (2094, 37230), (2190, 35598), (2482, 31410), (2628, 29665), (3060, 25477), (3141, 24820), (3285, 23732), (3490, 22338), (3723, 20940), (4188, 18615), (4380, 17799), (4964, 15705), (5235, 14892), (5933, 13140), (6205, 12564), (6282, 12410), (6570, 11866), (6980, 11169), (7446, 10470)]