212547240

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:263

約数の個数: 224

約数和(自身を含む): 740135880

約数和(自身を除く): 527588640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 81, 90, 108, 111, 120, 135, 148, 162, 180, 185, 197, 216, 222, 243, 270, 296, 324, 333, 360, 370, 394, 405, 444, 486, 540, 555, 591, 648, 666, 729, 740, 788, 810, 888, 972, 985, 999, 1080, 1110, 1182, 1215, 1332, 1458, 1480, 1576, 1620, 1665, 1773, 1944, 1970, 1998, 2220, 2364, 2430, 2664, 2916, 2955, 2997, 3240, 3330, 3546, 3645, 3940, 3996, 4440, 4728, 4860, 4995, 5319, 5832, 5910, 5994, 6660, 7092, 7289, 7290, 7880, 7992, 8865, 8991, 9720, 9990, 10638, 11820, 11988, 13320, 14184, 14578, 14580, 14985, 15957, 17730, 17982, 19980, 21276, 21867, 23640, 23976, 26595, 26973, 29156, 29160, 29970, 31914, 35460, 35964, 36445, 39960, 42552, 43734, 44955, 47871, 53190, 53946, 58312, 59940, 63828, 65601, 70920, 71928, 72890, 79785, 87468, 89910, 95742, 106380, 107892, 109335, 119880, 127656, 131202, 134865, 143613, 145780, 159570, 174936, 179820, 191484, 196803, 212760, 215784, 218670, 239355, 262404, 269730, 287226, 291560, 319140, 328005, 359640, 382968, 393606, 437340, 478710, 524808, 539460, 574452, 590409, 638280, 656010, 718065, 787212, 874680, 957420, 984015, 1078920, 1148904, 1180818, 1312020, 1436130, 1574424, 1771227, 1914840, 1968030, 2361636, 2624040, 2872260, 2952045, 3542454, 3936060, 4723272, 5313681, 5744520, 5904090, 7084908, 7872120, 8856135, 10627362, 11808180, 14169816, 17712270, 21254724, 23616360, 26568405, 35424540, 42509448, 53136810, 70849080, 106273620, 212547240]

約数ペア:

[(1, 212547240), (2, 106273620), (3, 70849080), (4, 53136810), (5, 42509448), (6, 35424540), (8, 26568405), (9, 23616360), (10, 21254724), (12, 17712270), (15, 14169816), (18, 11808180), (20, 10627362), (24, 8856135), (27, 7872120), (30, 7084908), (36, 5904090), (37, 5744520), (40, 5313681), (45, 4723272), (54, 3936060), (60, 3542454), (72, 2952045), (74, 2872260), (81, 2624040), (90, 2361636), (108, 1968030), (111, 1914840), (120, 1771227), (135, 1574424), (148, 1436130), (162, 1312020), (180, 1180818), (185, 1148904), (197, 1078920), (216, 984015), (222, 957420), (243, 874680), (270, 787212), (296, 718065), (324, 656010), (333, 638280), (360, 590409), (370, 574452), (394, 539460), (405, 524808), (444, 478710), (486, 437340), (540, 393606), (555, 382968), (591, 359640), (648, 328005), (666, 319140), (729, 291560), (740, 287226), (788, 269730), (810, 262404), (888, 239355), (972, 218670), (985, 215784), (999, 212760), (1080, 196803), (1110, 191484), (1182, 179820), (1215, 174936), (1332, 159570), (1458, 145780), (1480, 143613), (1576, 134865), (1620, 131202), (1665, 127656), (1773, 119880), (1944, 109335), (1970, 107892), (1998, 106380), (2220, 95742), (2364, 89910), (2430, 87468), (2664, 79785), (2916, 72890), (2955, 71928), (2997, 70920), (3240, 65601), (3330, 63828), (3546, 59940), (3645, 58312), (3940, 53946), (3996, 53190), (4440, 47871), (4728, 44955), (4860, 43734), (4995, 42552), (5319, 39960), (5832, 36445), (5910, 35964), (5994, 35460), (6660, 31914), (7092, 29970), (7289, 29160), (7290, 29156), (7880, 26973), (7992, 26595), (8865, 23976), (8991, 23640), (9720, 21867), (9990, 21276), (10638, 19980), (11820, 17982), (11988, 17730), (13320, 15957), (14184, 14985), (14578, 14580)]