79084720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 160

約数和(自身を含む): 223985664

約数和(自身を除く): 144900944

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 124, 130, 143, 155, 176, 208, 220, 223, 248, 260, 286, 310, 341, 403, 440, 446, 496, 520, 572, 620, 682, 715, 806, 880, 892, 1040, 1115, 1144, 1240, 1364, 1430, 1612, 1705, 1784, 2015, 2230, 2288, 2453, 2480, 2728, 2860, 2899, 3224, 3410, 3568, 4030, 4433, 4460, 4906, 5456, 5720, 5798, 6448, 6820, 6913, 8060, 8866, 8920, 9812, 11440, 11596, 12265, 13640, 13826, 14495, 16120, 17732, 17840, 19624, 22165, 23192, 24530, 27280, 27652, 28990, 31889, 32240, 34565, 35464, 39248, 44330, 46384, 49060, 55304, 57980, 63778, 69130, 70928, 76043, 88660, 89869, 98120, 110608, 115960, 127556, 138260, 152086, 159445, 177320, 179738, 196240, 231920, 255112, 276520, 304172, 318890, 354640, 359476, 380215, 449345, 510224, 553040, 608344, 637780, 718952, 760430, 898690, 988559, 1216688, 1275560, 1437904, 1520860, 1797380, 1977118, 2551120, 3041720, 3594760, 3954236, 4942795, 6083440, 7189520, 7908472, 9885590, 15816944, 19771180, 39542360, 79084720]

約数ペア:

[(1, 79084720), (2, 39542360), (4, 19771180), (5, 15816944), (8, 9885590), (10, 7908472), (11, 7189520), (13, 6083440), (16, 4942795), (20, 3954236), (22, 3594760), (26, 3041720), (31, 2551120), (40, 1977118), (44, 1797380), (52, 1520860), (55, 1437904), (62, 1275560), (65, 1216688), (80, 988559), (88, 898690), (104, 760430), (110, 718952), (124, 637780), (130, 608344), (143, 553040), (155, 510224), (176, 449345), (208, 380215), (220, 359476), (223, 354640), (248, 318890), (260, 304172), (286, 276520), (310, 255112), (341, 231920), (403, 196240), (440, 179738), (446, 177320), (496, 159445), (520, 152086), (572, 138260), (620, 127556), (682, 115960), (715, 110608), (806, 98120), (880, 89869), (892, 88660), (1040, 76043), (1115, 70928), (1144, 69130), (1240, 63778), (1364, 57980), (1430, 55304), (1612, 49060), (1705, 46384), (1784, 44330), (2015, 39248), (2230, 35464), (2288, 34565), (2453, 32240), (2480, 31889), (2728, 28990), (2860, 27652), (2899, 27280), (3224, 24530), (3410, 23192), (3568, 22165), (4030, 19624), (4433, 17840), (4460, 17732), (4906, 16120), (5456, 14495), (5720, 13826), (5798, 13640), (6448, 12265), (6820, 11596), (6913, 11440), (8060, 9812), (8866, 8920)]