258444880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{619}}^1$

素因数の和:956

約数の個数: 80

約数和(自身を含む): 639334080

約数和(自身を除く): 380889200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 307, 340, 614, 619, 680, 1228, 1238, 1360, 1535, 2456, 2476, 3070, 3095, 4912, 4952, 5219, 6140, 6190, 9904, 10438, 10523, 12280, 12380, 20876, 21046, 24560, 24760, 26095, 41752, 42092, 49520, 52190, 52615, 83504, 84184, 104380, 105230, 168368, 190033, 208760, 210460, 380066, 417520, 420920, 760132, 841840, 950165, 1520264, 1900330, 3040528, 3230561, 3800660, 6461122, 7601320, 12922244, 15202640, 16152805, 25844488, 32305610, 51688976, 64611220, 129222440, 258444880]

約数ペア:

[(1, 258444880), (2, 129222440), (4, 64611220), (5, 51688976), (8, 32305610), (10, 25844488), (16, 16152805), (17, 15202640), (20, 12922244), (34, 7601320), (40, 6461122), (68, 3800660), (80, 3230561), (85, 3040528), (136, 1900330), (170, 1520264), (272, 950165), (307, 841840), (340, 760132), (614, 420920), (619, 417520), (680, 380066), (1228, 210460), (1238, 208760), (1360, 190033), (1535, 168368), (2456, 105230), (2476, 104380), (3070, 84184), (3095, 83504), (4912, 52615), (4952, 52190), (5219, 49520), (6140, 42092), (6190, 41752), (9904, 26095), (10438, 24760), (10523, 24560), (12280, 21046), (12380, 20876)]