87781584

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{173}}^1$

素因数の和:257

約数の個数: 120

約数和(自身を含む): 257099616

約数和(自身を除く): 169318032

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 33, 44, 48, 62, 66, 88, 93, 124, 132, 173, 176, 186, 248, 264, 341, 346, 372, 496, 519, 528, 682, 692, 744, 961, 1023, 1038, 1364, 1384, 1488, 1903, 1922, 2046, 2076, 2728, 2768, 2883, 3806, 3844, 4092, 4152, 5363, 5456, 5709, 5766, 7612, 7688, 8184, 8304, 10571, 10726, 11418, 11532, 15224, 15376, 16089, 16368, 21142, 21452, 22836, 23064, 30448, 31713, 32178, 42284, 42904, 45672, 46128, 58993, 63426, 64356, 84568, 85808, 91344, 117986, 126852, 128712, 166253, 169136, 176979, 235972, 253704, 257424, 332506, 353958, 471944, 498759, 507408, 665012, 707916, 943888, 997518, 1330024, 1415832, 1828783, 1995036, 2660048, 2831664, 3657566, 3990072, 5486349, 7315132, 7980144, 10972698, 14630264, 21945396, 29260528, 43890792, 87781584]

約数ペア:

[(1, 87781584), (2, 43890792), (3, 29260528), (4, 21945396), (6, 14630264), (8, 10972698), (11, 7980144), (12, 7315132), (16, 5486349), (22, 3990072), (24, 3657566), (31, 2831664), (33, 2660048), (44, 1995036), (48, 1828783), (62, 1415832), (66, 1330024), (88, 997518), (93, 943888), (124, 707916), (132, 665012), (173, 507408), (176, 498759), (186, 471944), (248, 353958), (264, 332506), (341, 257424), (346, 253704), (372, 235972), (496, 176979), (519, 169136), (528, 166253), (682, 128712), (692, 126852), (744, 117986), (961, 91344), (1023, 85808), (1038, 84568), (1364, 64356), (1384, 63426), (1488, 58993), (1903, 46128), (1922, 45672), (2046, 42904), (2076, 42284), (2728, 32178), (2768, 31713), (2883, 30448), (3806, 23064), (3844, 22836), (4092, 21452), (4152, 21142), (5363, 16368), (5456, 16089), (5709, 15376), (5766, 15224), (7612, 11532), (7688, 11418), (8184, 10726), (8304, 10571)]