161084560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 240

約数和(自身を含む): 489812400

約数和(自身を除く): 328727840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 35, 40, 49, 52, 56, 58, 65, 70, 80, 91, 98, 104, 109, 112, 116, 130, 140, 145, 182, 196, 203, 208, 218, 232, 245, 260, 280, 290, 364, 377, 392, 406, 436, 455, 464, 490, 520, 545, 560, 580, 637, 728, 754, 763, 784, 812, 872, 910, 980, 1015, 1040, 1090, 1160, 1274, 1417, 1421, 1456, 1508, 1526, 1624, 1744, 1820, 1885, 1960, 2030, 2180, 2320, 2548, 2639, 2834, 2842, 3016, 3052, 3161, 3185, 3248, 3640, 3770, 3815, 3920, 4060, 4360, 5096, 5278, 5341, 5668, 5684, 6032, 6104, 6322, 6370, 7085, 7105, 7280, 7540, 7630, 8120, 8720, 9919, 10192, 10556, 10682, 11336, 11368, 12208, 12644, 12740, 13195, 14170, 14210, 15080, 15260, 15805, 16240, 18473, 19838, 21112, 21364, 22127, 22672, 22736, 25288, 25480, 26390, 26705, 28340, 28420, 30160, 30520, 31610, 36946, 39676, 41093, 42224, 42728, 44254, 49595, 50576, 50960, 52780, 53410, 56680, 56840, 61040, 63220, 69433, 73892, 79352, 82186, 85456, 88508, 92365, 99190, 105560, 106820, 110635, 113360, 113680, 126440, 138866, 147784, 154889, 158704, 164372, 177016, 184730, 198380, 205465, 211120, 213640, 221270, 252880, 277732, 287651, 295568, 309778, 328744, 347165, 354032, 369460, 396760, 410930, 427280, 442540, 555464, 575302, 619556, 657488, 694330, 738920, 774445, 793520, 821860, 885080, 1110928, 1150604, 1239112, 1388660, 1438255, 1477840, 1548890, 1643720, 1770160, 2013557, 2301208, 2478224, 2777320, 2876510, 3097780, 3287440, 4027114, 4602416, 5554640, 5753020, 6195560, 8054228, 10067785, 11506040, 12391120, 16108456, 20135570, 23012080, 32216912, 40271140, 80542280, 161084560]

約数ペア:

[(1, 161084560), (2, 80542280), (4, 40271140), (5, 32216912), (7, 23012080), (8, 20135570), (10, 16108456), (13, 12391120), (14, 11506040), (16, 10067785), (20, 8054228), (26, 6195560), (28, 5753020), (29, 5554640), (35, 4602416), (40, 4027114), (49, 3287440), (52, 3097780), (56, 2876510), (58, 2777320), (65, 2478224), (70, 2301208), (80, 2013557), (91, 1770160), (98, 1643720), (104, 1548890), (109, 1477840), (112, 1438255), (116, 1388660), (130, 1239112), (140, 1150604), (145, 1110928), (182, 885080), (196, 821860), (203, 793520), (208, 774445), (218, 738920), (232, 694330), (245, 657488), (260, 619556), (280, 575302), (290, 555464), (364, 442540), (377, 427280), (392, 410930), (406, 396760), (436, 369460), (455, 354032), (464, 347165), (490, 328744), (520, 309778), (545, 295568), (560, 287651), (580, 277732), (637, 252880), (728, 221270), (754, 213640), (763, 211120), (784, 205465), (812, 198380), (872, 184730), (910, 177016), (980, 164372), (1015, 158704), (1040, 154889), (1090, 147784), (1160, 138866), (1274, 126440), (1417, 113680), (1421, 113360), (1456, 110635), (1508, 106820), (1526, 105560), (1624, 99190), (1744, 92365), (1820, 88508), (1885, 85456), (1960, 82186), (2030, 79352), (2180, 73892), (2320, 69433), (2548, 63220), (2639, 61040), (2834, 56840), (2842, 56680), (3016, 53410), (3052, 52780), (3161, 50960), (3185, 50576), (3248, 49595), (3640, 44254), (3770, 42728), (3815, 42224), (3920, 41093), (4060, 39676), (4360, 36946), (5096, 31610), (5278, 30520), (5341, 30160), (5668, 28420), (5684, 28340), (6032, 26705), (6104, 26390), (6322, 25480), (6370, 25288), (7085, 22736), (7105, 22672), (7280, 22127), (7540, 21364), (7630, 21112), (8120, 19838), (8720, 18473), (9919, 16240), (10192, 15805), (10556, 15260), (10682, 15080), (11336, 14210), (11368, 14170), (12208, 13195), (12644, 12740)]