155686960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:507

約数の個数: 160

約数和(自身を含む): 439971840

約数和(自身を除く): 284284880

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, 248, 260, 286, 310, 341, 403, 439, 440, 496, 520, 572, 620, 682, 715, 806, 878, 880, 1040, 1144, 1240, 1364, 1430, 1612, 1705, 1756, 2015, 2195, 2288, 2480, 2728, 2860, 3224, 3410, 3512, 4030, 4390, 4433, 4829, 5456, 5707, 5720, 6448, 6820, 7024, 8060, 8780, 8866, 9658, 11414, 11440, 13609, 13640, 16120, 17560, 17732, 19316, 22165, 22828, 24145, 27218, 27280, 28535, 32240, 35120, 35464, 38632, 44330, 45656, 48290, 54436, 57070, 62777, 68045, 70928, 77264, 88660, 91312, 96580, 108872, 114140, 125554, 136090, 149699, 176917, 177320, 193160, 217744, 228280, 251108, 272180, 299398, 313885, 353834, 354640, 386320, 456560, 502216, 544360, 598796, 627770, 707668, 748495, 884585, 1004432, 1088720, 1197592, 1255540, 1415336, 1496990, 1769170, 1946087, 2395184, 2511080, 2830672, 2993980, 3538340, 3892174, 5022160, 5987960, 7076680, 7784348, 9730435, 11975920, 14153360, 15568696, 19460870, 31137392, 38921740, 77843480, 155686960]

約数ペア:

[(1, 155686960), (2, 77843480), (4, 38921740), (5, 31137392), (8, 19460870), (10, 15568696), (11, 14153360), (13, 11975920), (16, 9730435), (20, 7784348), (22, 7076680), (26, 5987960), (31, 5022160), (40, 3892174), (44, 3538340), (52, 2993980), (55, 2830672), (62, 2511080), (65, 2395184), (80, 1946087), (88, 1769170), (104, 1496990), (110, 1415336), (124, 1255540), (130, 1197592), (143, 1088720), (155, 1004432), (176, 884585), (208, 748495), (220, 707668), (248, 627770), (260, 598796), (286, 544360), (310, 502216), (341, 456560), (403, 386320), (439, 354640), (440, 353834), (496, 313885), (520, 299398), (572, 272180), (620, 251108), (682, 228280), (715, 217744), (806, 193160), (878, 177320), (880, 176917), (1040, 149699), (1144, 136090), (1240, 125554), (1364, 114140), (1430, 108872), (1612, 96580), (1705, 91312), (1756, 88660), (2015, 77264), (2195, 70928), (2288, 68045), (2480, 62777), (2728, 57070), (2860, 54436), (3224, 48290), (3410, 45656), (3512, 44330), (4030, 38632), (4390, 35464), (4433, 35120), (4829, 32240), (5456, 28535), (5707, 27280), (5720, 27218), (6448, 24145), (6820, 22828), (7024, 22165), (8060, 19316), (8780, 17732), (8866, 17560), (9658, 16120), (11414, 13640), (11440, 13609)]