258731880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:312

約数の個数: 192

約数和(自身を含む): 866436480

約数和(自身を除く): 607704600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 103, 110, 120, 121, 132, 165, 173, 206, 220, 242, 264, 309, 330, 346, 363, 412, 440, 484, 515, 519, 605, 618, 660, 692, 726, 824, 865, 968, 1030, 1038, 1133, 1210, 1236, 1320, 1384, 1452, 1545, 1730, 1815, 1903, 2060, 2076, 2266, 2420, 2472, 2595, 2904, 3090, 3399, 3460, 3630, 3806, 4120, 4152, 4532, 4840, 5190, 5665, 5709, 6180, 6798, 6920, 7260, 7612, 9064, 9515, 10380, 11330, 11418, 12360, 12463, 13596, 14520, 15224, 16995, 17819, 19030, 20760, 20933, 22660, 22836, 24926, 27192, 28545, 33990, 35638, 37389, 38060, 41866, 45320, 45672, 49852, 53457, 57090, 62315, 62799, 67980, 71276, 74778, 76120, 83732, 89095, 99704, 104665, 106914, 114180, 124630, 125598, 135960, 142552, 149556, 167464, 178190, 186945, 196009, 209330, 213828, 228360, 249260, 251196, 267285, 299112, 313995, 356380, 373890, 392018, 418660, 427656, 498520, 502392, 534570, 588027, 627990, 712760, 747780, 784036, 837320, 980045, 1069140, 1176054, 1255980, 1495560, 1568072, 1960090, 2138280, 2156099, 2352108, 2511960, 2940135, 3920180, 4312198, 4704216, 5880270, 6468297, 7840360, 8624396, 10780495, 11760540, 12936594, 17248792, 21560990, 23521080, 25873188, 32341485, 43121980, 51746376, 64682970, 86243960, 129365940, 258731880]

約数ペア:

[(1, 258731880), (2, 129365940), (3, 86243960), (4, 64682970), (5, 51746376), (6, 43121980), (8, 32341485), (10, 25873188), (11, 23521080), (12, 21560990), (15, 17248792), (20, 12936594), (22, 11760540), (24, 10780495), (30, 8624396), (33, 7840360), (40, 6468297), (44, 5880270), (55, 4704216), (60, 4312198), (66, 3920180), (88, 2940135), (103, 2511960), (110, 2352108), (120, 2156099), (121, 2138280), (132, 1960090), (165, 1568072), (173, 1495560), (206, 1255980), (220, 1176054), (242, 1069140), (264, 980045), (309, 837320), (330, 784036), (346, 747780), (363, 712760), (412, 627990), (440, 588027), (484, 534570), (515, 502392), (519, 498520), (605, 427656), (618, 418660), (660, 392018), (692, 373890), (726, 356380), (824, 313995), (865, 299112), (968, 267285), (1030, 251196), (1038, 249260), (1133, 228360), (1210, 213828), (1236, 209330), (1320, 196009), (1384, 186945), (1452, 178190), (1545, 167464), (1730, 149556), (1815, 142552), (1903, 135960), (2060, 125598), (2076, 124630), (2266, 114180), (2420, 106914), (2472, 104665), (2595, 99704), (2904, 89095), (3090, 83732), (3399, 76120), (3460, 74778), (3630, 71276), (3806, 67980), (4120, 62799), (4152, 62315), (4532, 57090), (4840, 53457), (5190, 49852), (5665, 45672), (5709, 45320), (6180, 41866), (6798, 38060), (6920, 37389), (7260, 35638), (7612, 33990), (9064, 28545), (9515, 27192), (10380, 24926), (11330, 22836), (11418, 22660), (12360, 20933), (12463, 20760), (13596, 19030), (14520, 17819), (15224, 16995)]