20014976640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{76091}}^1$

素因数の和:76250

約数の個数: 128

約数和(自身を含む): 64264259520

約数和(自身を除く): 44249282880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 137, 160, 192, 240, 274, 320, 384, 411, 480, 548, 640, 685, 822, 960, 1096, 1370, 1644, 1920, 2055, 2192, 2740, 3288, 4110, 4384, 5480, 6576, 8220, 8768, 10960, 13152, 16440, 17536, 21920, 26304, 32880, 43840, 52608, 65760, 76091, 87680, 131520, 152182, 228273, 263040, 304364, 380455, 456546, 608728, 760910, 913092, 1141365, 1217456, 1521820, 1826184, 2282730, 2434912, 3043640, 3652368, 4565460, 4869824, 6087280, 7304736, 9130920, 9739648, 10424467, 12174560, 14609472, 18261840, 20848934, 24349120, 29218944, 31273401, 36523680, 41697868, 48698240, 52122335, 62546802, 73047360, 83395736, 104244670, 125093604, 146094720, 156367005, 166791472, 208489340, 250187208, 312734010, 333582944, 416978680, 500374416, 625468020, 667165888, 833957360, 1000748832, 1250936040, 1334331776, 1667914720, 2001497664, 2501872080, 3335829440, 4002995328, 5003744160, 6671658880, 10007488320, 20014976640]

約数ペア:

[(1, 20014976640), (2, 10007488320), (3, 6671658880), (4, 5003744160), (5, 4002995328), (6, 3335829440), (8, 2501872080), (10, 2001497664), (12, 1667914720), (15, 1334331776), (16, 1250936040), (20, 1000748832), (24, 833957360), (30, 667165888), (32, 625468020), (40, 500374416), (48, 416978680), (60, 333582944), (64, 312734010), (80, 250187208), (96, 208489340), (120, 166791472), (128, 156367005), (137, 146094720), (160, 125093604), (192, 104244670), (240, 83395736), (274, 73047360), (320, 62546802), (384, 52122335), (411, 48698240), (480, 41697868), (548, 36523680), (640, 31273401), (685, 29218944), (822, 24349120), (960, 20848934), (1096, 18261840), (1370, 14609472), (1644, 12174560), (1920, 10424467), (2055, 9739648), (2192, 9130920), (2740, 7304736), (3288, 6087280), (4110, 4869824), (4384, 4565460), (5480, 3652368), (6576, 3043640), (8220, 2434912), (8768, 2282730), (10960, 1826184), (13152, 1521820), (16440, 1217456), (17536, 1141365), (21920, 913092), (26304, 760910), (32880, 608728), (43840, 456546), (52608, 380455), (65760, 304364), (76091, 263040), (87680, 228273), (131520, 152182)]