121716540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:721

約数の個数: 192

約数和(自身を含む): 427069440

約数和(自身を除く): 305352900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 31, 33, 36, 44, 45, 54, 55, 60, 62, 66, 90, 93, 99, 108, 110, 124, 132, 135, 155, 165, 180, 186, 198, 220, 270, 279, 297, 310, 330, 341, 372, 396, 465, 495, 540, 558, 594, 620, 660, 661, 682, 837, 930, 990, 1023, 1116, 1188, 1322, 1364, 1395, 1485, 1674, 1705, 1860, 1980, 1983, 2046, 2644, 2790, 2970, 3069, 3305, 3348, 3410, 3966, 4092, 4185, 5115, 5580, 5940, 5949, 6138, 6610, 6820, 7271, 7932, 8370, 9207, 9915, 10230, 11898, 12276, 13220, 14542, 15345, 16740, 17847, 18414, 19830, 20460, 20491, 21813, 23796, 29084, 29745, 30690, 35694, 36355, 36828, 39660, 40982, 43626, 46035, 59490, 61380, 61473, 65439, 71388, 72710, 81964, 87252, 89235, 92070, 102455, 109065, 118980, 122946, 130878, 145420, 178470, 184140, 184419, 196317, 204910, 218130, 225401, 245892, 261756, 307365, 327195, 356940, 368838, 392634, 409820, 436260, 450802, 553257, 614730, 654390, 676203, 737676, 785268, 901604, 922095, 981585, 1106514, 1127005, 1229460, 1308780, 1352406, 1844190, 1963170, 2028609, 2213028, 2254010, 2704812, 2766285, 3381015, 3688380, 3926340, 4057218, 4508020, 5532570, 6085827, 6762030, 8114436, 10143045, 11065140, 12171654, 13524060, 20286090, 24343308, 30429135, 40572180, 60858270, 121716540]

約数ペア:

[(1, 121716540), (2, 60858270), (3, 40572180), (4, 30429135), (5, 24343308), (6, 20286090), (9, 13524060), (10, 12171654), (11, 11065140), (12, 10143045), (15, 8114436), (18, 6762030), (20, 6085827), (22, 5532570), (27, 4508020), (30, 4057218), (31, 3926340), (33, 3688380), (36, 3381015), (44, 2766285), (45, 2704812), (54, 2254010), (55, 2213028), (60, 2028609), (62, 1963170), (66, 1844190), (90, 1352406), (93, 1308780), (99, 1229460), (108, 1127005), (110, 1106514), (124, 981585), (132, 922095), (135, 901604), (155, 785268), (165, 737676), (180, 676203), (186, 654390), (198, 614730), (220, 553257), (270, 450802), (279, 436260), (297, 409820), (310, 392634), (330, 368838), (341, 356940), (372, 327195), (396, 307365), (465, 261756), (495, 245892), (540, 225401), (558, 218130), (594, 204910), (620, 196317), (660, 184419), (661, 184140), (682, 178470), (837, 145420), (930, 130878), (990, 122946), (1023, 118980), (1116, 109065), (1188, 102455), (1322, 92070), (1364, 89235), (1395, 87252), (1485, 81964), (1674, 72710), (1705, 71388), (1860, 65439), (1980, 61473), (1983, 61380), (2046, 59490), (2644, 46035), (2790, 43626), (2970, 40982), (3069, 39660), (3305, 36828), (3348, 36355), (3410, 35694), (3966, 30690), (4092, 29745), (4185, 29084), (5115, 23796), (5580, 21813), (5940, 20491), (5949, 20460), (6138, 19830), (6610, 18414), (6820, 17847), (7271, 16740), (7932, 15345), (8370, 14542), (9207, 13220), (9915, 12276), (10230, 11898)]