7641441720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20749}}^1$

素因数の和:20811

約数の個数: 256

約数和(自身を含む): 28684800000

約数和(自身を除く): 21043358280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 31, 33, 36, 40, 44, 45, 54, 55, 60, 62, 66, 72, 88, 90, 93, 99, 108, 110, 120, 124, 132, 135, 155, 165, 180, 186, 198, 216, 220, 248, 264, 270, 279, 297, 310, 330, 341, 360, 372, 396, 440, 465, 495, 540, 558, 594, 620, 660, 682, 744, 792, 837, 930, 990, 1023, 1080, 1116, 1188, 1240, 1320, 1364, 1395, 1485, 1674, 1705, 1860, 1980, 2046, 2232, 2376, 2728, 2790, 2970, 3069, 3348, 3410, 3720, 3960, 4092, 4185, 5115, 5580, 5940, 6138, 6696, 6820, 8184, 8370, 9207, 10230, 11160, 11880, 12276, 13640, 15345, 16740, 18414, 20460, 20749, 24552, 30690, 33480, 36828, 40920, 41498, 46035, 61380, 62247, 73656, 82996, 92070, 103745, 122760, 124494, 165992, 184140, 186741, 207490, 228239, 248988, 311235, 368280, 373482, 414980, 456478, 497976, 560223, 622470, 643219, 684717, 746964, 829960, 912956, 933705, 1120446, 1141195, 1244940, 1286438, 1369434, 1493928, 1825912, 1867410, 1929657, 2054151, 2240892, 2282390, 2489880, 2572876, 2738868, 2801115, 3216095, 3423585, 3734820, 3859314, 4108302, 4481784, 4564780, 5145752, 5477736, 5602230, 5788971, 6162453, 6432190, 6847170, 7075409, 7469640, 7718628, 8216604, 9129560, 9648285, 10270755, 11204460, 11577942, 12324906, 12864380, 13694340, 14150818, 15437256, 16433208, 17366913, 19296570, 20541510, 21226227, 22408920, 23155884, 24649812, 25728760, 27388680, 28301636, 28944855, 30812265, 34733826, 35377045, 38593140, 41083020, 42452454, 46311768, 49299624, 56603272, 57889710, 61624530, 63678681, 69467652, 70754090, 77186280, 82166040, 84904908, 86834565, 106131135, 115779420, 123249060, 127357362, 138935304, 141508180, 169809816, 173669130, 191036043, 212262270, 231558840, 246498120, 254714724, 283016360, 318393405, 347338260, 382072086, 424524540, 509429448, 636786810, 694676520, 764144172, 849049080, 955180215, 1273573620, 1528288344, 1910360430, 2547147240, 3820720860, 7641441720]

約数ペア:

[(1, 7641441720), (2, 3820720860), (3, 2547147240), (4, 1910360430), (5, 1528288344), (6, 1273573620), (8, 955180215), (9, 849049080), (10, 764144172), (11, 694676520), (12, 636786810), (15, 509429448), (18, 424524540), (20, 382072086), (22, 347338260), (24, 318393405), (27, 283016360), (30, 254714724), (31, 246498120), (33, 231558840), (36, 212262270), (40, 191036043), (44, 173669130), (45, 169809816), (54, 141508180), (55, 138935304), (60, 127357362), (62, 123249060), (66, 115779420), (72, 106131135), (88, 86834565), (90, 84904908), (93, 82166040), (99, 77186280), (108, 70754090), (110, 69467652), (120, 63678681), (124, 61624530), (132, 57889710), (135, 56603272), (155, 49299624), (165, 46311768), (180, 42452454), (186, 41083020), (198, 38593140), (216, 35377045), (220, 34733826), (248, 30812265), (264, 28944855), (270, 28301636), (279, 27388680), (297, 25728760), (310, 24649812), (330, 23155884), (341, 22408920), (360, 21226227), (372, 20541510), (396, 19296570), (440, 17366913), (465, 16433208), (495, 15437256), (540, 14150818), (558, 13694340), (594, 12864380), (620, 12324906), (660, 11577942), (682, 11204460), (744, 10270755), (792, 9648285), (837, 9129560), (930, 8216604), (990, 7718628), (1023, 7469640), (1080, 7075409), (1116, 6847170), (1188, 6432190), (1240, 6162453), (1320, 5788971), (1364, 5602230), (1395, 5477736), (1485, 5145752), (1674, 4564780), (1705, 4481784), (1860, 4108302), (1980, 3859314), (2046, 3734820), (2232, 3423585), (2376, 3216095), (2728, 2801115), (2790, 2738868), (2970, 2572876), (3069, 2489880), (3348, 2282390), (3410, 2240892), (3720, 2054151), (3960, 1929657), (4092, 1867410), (4185, 1825912), (5115, 1493928), (5580, 1369434), (5940, 1286438), (6138, 1244940), (6696, 1141195), (6820, 1120446), (8184, 933705), (8370, 912956), (9207, 829960), (10230, 746964), (11160, 684717), (11880, 643219), (12276, 622470), (13640, 560223), (15345, 497976), (16740, 456478), (18414, 414980), (20460, 373482), (20749, 368280), (24552, 311235), (30690, 248988), (33480, 228239), (36828, 207490), (40920, 186741), (41498, 184140), (46035, 165992), (61380, 124494), (62247, 122760), (73656, 103745), (82996, 92070)]