87018840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:626

約数の個数: 128

約数和(自身を含む): 292248000

約数和(自身を除く): 205229160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 197, 216, 270, 360, 394, 409, 540, 591, 788, 818, 985, 1080, 1182, 1227, 1576, 1636, 1773, 1970, 2045, 2364, 2454, 2955, 3272, 3546, 3681, 3940, 4090, 4728, 4908, 5319, 5910, 6135, 7092, 7362, 7880, 8180, 8865, 9816, 10638, 11043, 11820, 12270, 14184, 14724, 16360, 17730, 18405, 21276, 22086, 23640, 24540, 26595, 29448, 35460, 36810, 42552, 44172, 49080, 53190, 55215, 70920, 73620, 80573, 88344, 106380, 110430, 147240, 161146, 212760, 220860, 241719, 322292, 402865, 441720, 483438, 644584, 725157, 805730, 966876, 1208595, 1450314, 1611460, 1933752, 2175471, 2417190, 2900628, 3222920, 3625785, 4350942, 4834380, 5801256, 7251570, 8701884, 9668760, 10877355, 14503140, 17403768, 21754710, 29006280, 43509420, 87018840]

約数ペア:

[(1, 87018840), (2, 43509420), (3, 29006280), (4, 21754710), (5, 17403768), (6, 14503140), (8, 10877355), (9, 9668760), (10, 8701884), (12, 7251570), (15, 5801256), (18, 4834380), (20, 4350942), (24, 3625785), (27, 3222920), (30, 2900628), (36, 2417190), (40, 2175471), (45, 1933752), (54, 1611460), (60, 1450314), (72, 1208595), (90, 966876), (108, 805730), (120, 725157), (135, 644584), (180, 483438), (197, 441720), (216, 402865), (270, 322292), (360, 241719), (394, 220860), (409, 212760), (540, 161146), (591, 147240), (788, 110430), (818, 106380), (985, 88344), (1080, 80573), (1182, 73620), (1227, 70920), (1576, 55215), (1636, 53190), (1773, 49080), (1970, 44172), (2045, 42552), (2364, 36810), (2454, 35460), (2955, 29448), (3272, 26595), (3546, 24540), (3681, 23640), (3940, 22086), (4090, 21276), (4728, 18405), (4908, 17730), (5319, 16360), (5910, 14724), (6135, 14184), (7092, 12270), (7362, 11820), (7880, 11043), (8180, 10638), (8865, 9816)]