642894120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5237}}^1$

素因数の和:5296

約数の個数: 192

約数和(自身を含む): 2353328640

約数和(自身を除く): 1710434520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 55, 60, 62, 66, 72, 88, 90, 93, 99, 110, 120, 124, 132, 155, 165, 180, 186, 198, 220, 248, 264, 279, 310, 330, 341, 360, 372, 396, 440, 465, 495, 558, 620, 660, 682, 744, 792, 930, 990, 1023, 1116, 1240, 1320, 1364, 1395, 1705, 1860, 1980, 2046, 2232, 2728, 2790, 3069, 3410, 3720, 3960, 4092, 5115, 5237, 5580, 6138, 6820, 8184, 10230, 10474, 11160, 12276, 13640, 15345, 15711, 20460, 20948, 24552, 26185, 30690, 31422, 40920, 41896, 47133, 52370, 57607, 61380, 62844, 78555, 94266, 104740, 115214, 122760, 125688, 157110, 162347, 172821, 188532, 209480, 230428, 235665, 288035, 314220, 324694, 345642, 377064, 460856, 471330, 487041, 518463, 576070, 628440, 649388, 691284, 811735, 864105, 942660, 974082, 1036926, 1152140, 1298776, 1382568, 1461123, 1623470, 1728210, 1785817, 1885320, 1948164, 2073852, 2304280, 2435205, 2592315, 2922246, 3246940, 3456420, 3571634, 3896328, 4147704, 4870410, 5184630, 5357451, 5844492, 6493880, 6912840, 7143268, 7305615, 8929085, 9740820, 10369260, 10714902, 11688984, 14286536, 14611230, 16072353, 17858170, 19481640, 20738520, 21429804, 26787255, 29222460, 32144706, 35716340, 42859608, 53574510, 58444920, 64289412, 71432680, 80361765, 107149020, 128578824, 160723530, 214298040, 321447060, 642894120]

約数ペア:

[(1, 642894120), (2, 321447060), (3, 214298040), (4, 160723530), (5, 128578824), (6, 107149020), (8, 80361765), (9, 71432680), (10, 64289412), (11, 58444920), (12, 53574510), (15, 42859608), (18, 35716340), (20, 32144706), (22, 29222460), (24, 26787255), (30, 21429804), (31, 20738520), (33, 19481640), (36, 17858170), (40, 16072353), (44, 14611230), (45, 14286536), (55, 11688984), (60, 10714902), (62, 10369260), (66, 9740820), (72, 8929085), (88, 7305615), (90, 7143268), (93, 6912840), (99, 6493880), (110, 5844492), (120, 5357451), (124, 5184630), (132, 4870410), (155, 4147704), (165, 3896328), (180, 3571634), (186, 3456420), (198, 3246940), (220, 2922246), (248, 2592315), (264, 2435205), (279, 2304280), (310, 2073852), (330, 1948164), (341, 1885320), (360, 1785817), (372, 1728210), (396, 1623470), (440, 1461123), (465, 1382568), (495, 1298776), (558, 1152140), (620, 1036926), (660, 974082), (682, 942660), (744, 864105), (792, 811735), (930, 691284), (990, 649388), (1023, 628440), (1116, 576070), (1240, 518463), (1320, 487041), (1364, 471330), (1395, 460856), (1705, 377064), (1860, 345642), (1980, 324694), (2046, 314220), (2232, 288035), (2728, 235665), (2790, 230428), (3069, 209480), (3410, 188532), (3720, 172821), (3960, 162347), (4092, 157110), (5115, 125688), (5237, 122760), (5580, 115214), (6138, 104740), (6820, 94266), (8184, 78555), (10230, 62844), (10474, 61380), (11160, 57607), (12276, 52370), (13640, 47133), (15345, 41896), (15711, 40920), (20460, 31422), (20948, 30690), (24552, 26185)]