381640080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{659}}^1$

素因数の和:821

約数の個数: 160

約数和(自身を含む): 1257062400

約数和(自身を除く): 875422320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 127, 152, 190, 228, 240, 254, 285, 304, 380, 381, 456, 508, 570, 635, 659, 760, 762, 912, 1016, 1140, 1270, 1318, 1520, 1524, 1905, 1977, 2032, 2280, 2413, 2540, 2636, 3048, 3295, 3810, 3954, 4560, 4826, 5080, 5272, 6096, 6590, 7239, 7620, 7908, 9652, 9885, 10160, 10544, 12065, 12521, 13180, 14478, 15240, 15816, 19304, 19770, 24130, 25042, 26360, 28956, 30480, 31632, 36195, 37563, 38608, 39540, 48260, 50084, 52720, 57912, 62605, 72390, 75126, 79080, 83693, 96520, 100168, 115824, 125210, 144780, 150252, 158160, 167386, 187815, 193040, 200336, 250420, 251079, 289560, 300504, 334772, 375630, 418465, 500840, 502158, 579120, 601008, 669544, 751260, 836930, 1001680, 1004316, 1255395, 1339088, 1502520, 1590167, 1673860, 2008632, 2510790, 3005040, 3180334, 3347720, 4017264, 4770501, 5021580, 6360668, 6695440, 7950835, 9541002, 10043160, 12721336, 15901670, 19082004, 20086320, 23852505, 25442672, 31803340, 38164008, 47705010, 63606680, 76328016, 95410020, 127213360, 190820040, 381640080]

約数ペア:

[(1, 381640080), (2, 190820040), (3, 127213360), (4, 95410020), (5, 76328016), (6, 63606680), (8, 47705010), (10, 38164008), (12, 31803340), (15, 25442672), (16, 23852505), (19, 20086320), (20, 19082004), (24, 15901670), (30, 12721336), (38, 10043160), (40, 9541002), (48, 7950835), (57, 6695440), (60, 6360668), (76, 5021580), (80, 4770501), (95, 4017264), (114, 3347720), (120, 3180334), (127, 3005040), (152, 2510790), (190, 2008632), (228, 1673860), (240, 1590167), (254, 1502520), (285, 1339088), (304, 1255395), (380, 1004316), (381, 1001680), (456, 836930), (508, 751260), (570, 669544), (635, 601008), (659, 579120), (760, 502158), (762, 500840), (912, 418465), (1016, 375630), (1140, 334772), (1270, 300504), (1318, 289560), (1520, 251079), (1524, 250420), (1905, 200336), (1977, 193040), (2032, 187815), (2280, 167386), (2413, 158160), (2540, 150252), (2636, 144780), (3048, 125210), (3295, 115824), (3810, 100168), (3954, 96520), (4560, 83693), (4826, 79080), (5080, 75126), (5272, 72390), (6096, 62605), (6590, 57912), (7239, 52720), (7620, 50084), (7908, 48260), (9652, 39540), (9885, 38608), (10160, 37563), (10544, 36195), (12065, 31632), (12521, 30480), (13180, 28956), (14478, 26360), (15240, 25042), (15816, 24130), (19304, 19770)]