381111720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{6143}}^1$

素因数の和:6215

約数の個数: 128

約数和(自身を含む): 1274019840

約数和(自身を除く): 892908120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 47, 55, 60, 66, 88, 94, 110, 120, 132, 141, 165, 188, 220, 235, 264, 282, 330, 376, 440, 470, 517, 564, 660, 705, 940, 1034, 1128, 1320, 1410, 1551, 1880, 2068, 2585, 2820, 3102, 4136, 5170, 5640, 6143, 6204, 7755, 10340, 12286, 12408, 15510, 18429, 20680, 24572, 30715, 31020, 36858, 49144, 61430, 62040, 67573, 73716, 92145, 122860, 135146, 147432, 184290, 202719, 245720, 270292, 288721, 337865, 368580, 405438, 540584, 577442, 675730, 737160, 810876, 866163, 1013595, 1154884, 1351460, 1443605, 1621752, 1732326, 2027190, 2309768, 2702920, 2887210, 3175931, 3464652, 4054380, 4330815, 5774420, 6351862, 6929304, 8108760, 8661630, 9527793, 11548840, 12703724, 15879655, 17323260, 19055586, 25407448, 31759310, 34646520, 38111172, 47638965, 63518620, 76222344, 95277930, 127037240, 190555860, 381111720]

約数ペア:

[(1, 381111720), (2, 190555860), (3, 127037240), (4, 95277930), (5, 76222344), (6, 63518620), (8, 47638965), (10, 38111172), (11, 34646520), (12, 31759310), (15, 25407448), (20, 19055586), (22, 17323260), (24, 15879655), (30, 12703724), (33, 11548840), (40, 9527793), (44, 8661630), (47, 8108760), (55, 6929304), (60, 6351862), (66, 5774420), (88, 4330815), (94, 4054380), (110, 3464652), (120, 3175931), (132, 2887210), (141, 2702920), (165, 2309768), (188, 2027190), (220, 1732326), (235, 1621752), (264, 1443605), (282, 1351460), (330, 1154884), (376, 1013595), (440, 866163), (470, 810876), (517, 737160), (564, 675730), (660, 577442), (705, 540584), (940, 405438), (1034, 368580), (1128, 337865), (1320, 288721), (1410, 270292), (1551, 245720), (1880, 202719), (2068, 184290), (2585, 147432), (2820, 135146), (3102, 122860), (4136, 92145), (5170, 73716), (5640, 67573), (6143, 62040), (6204, 61430), (7755, 49144), (10340, 36858), (12286, 31020), (12408, 30715), (15510, 24572), (18429, 20680)]