890658900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2531}}^1$

素因数の和:2591

約数の個数: 216

約数和(自身を含む): 3085677504

約数和(自身を除く): 2195018604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 23, 25, 30, 34, 36, 45, 46, 50, 51, 60, 68, 69, 75, 85, 90, 92, 100, 102, 115, 138, 150, 153, 170, 180, 204, 207, 225, 230, 255, 276, 300, 306, 340, 345, 391, 414, 425, 450, 460, 510, 575, 612, 690, 765, 782, 828, 850, 900, 1020, 1035, 1150, 1173, 1275, 1380, 1530, 1564, 1700, 1725, 1955, 2070, 2300, 2346, 2531, 2550, 3060, 3450, 3519, 3825, 3910, 4140, 4692, 5062, 5100, 5175, 5865, 6900, 7038, 7593, 7650, 7820, 9775, 10124, 10350, 11730, 12655, 14076, 15186, 15300, 17595, 19550, 20700, 22779, 23460, 25310, 29325, 30372, 35190, 37965, 39100, 43027, 45558, 50620, 58213, 58650, 63275, 70380, 75930, 86054, 87975, 91116, 113895, 116426, 117300, 126550, 129081, 151860, 172108, 174639, 175950, 189825, 215135, 227790, 232852, 253100, 258162, 291065, 349278, 351900, 379650, 387243, 430270, 455580, 516324, 523917, 569475, 582130, 645405, 698556, 759300, 774486, 860540, 873195, 989621, 1047834, 1075675, 1138950, 1164260, 1290810, 1455325, 1548972, 1746390, 1936215, 1979242, 2095668, 2151350, 2277900, 2581620, 2619585, 2910650, 2968863, 3227025, 3492780, 3872430, 3958484, 4302700, 4365975, 4948105, 5239170, 5821300, 5937726, 6454050, 7744860, 8731950, 8906589, 9681075, 9896210, 10478340, 11875452, 12908100, 13097925, 14844315, 17463900, 17813178, 19362150, 19792420, 24740525, 26195850, 29688630, 35626356, 38724300, 44532945, 49481050, 52391700, 59377260, 74221575, 89065890, 98962100, 148443150, 178131780, 222664725, 296886300, 445329450, 890658900]

約数ペア:

[(1, 890658900), (2, 445329450), (3, 296886300), (4, 222664725), (5, 178131780), (6, 148443150), (9, 98962100), (10, 89065890), (12, 74221575), (15, 59377260), (17, 52391700), (18, 49481050), (20, 44532945), (23, 38724300), (25, 35626356), (30, 29688630), (34, 26195850), (36, 24740525), (45, 19792420), (46, 19362150), (50, 17813178), (51, 17463900), (60, 14844315), (68, 13097925), (69, 12908100), (75, 11875452), (85, 10478340), (90, 9896210), (92, 9681075), (100, 8906589), (102, 8731950), (115, 7744860), (138, 6454050), (150, 5937726), (153, 5821300), (170, 5239170), (180, 4948105), (204, 4365975), (207, 4302700), (225, 3958484), (230, 3872430), (255, 3492780), (276, 3227025), (300, 2968863), (306, 2910650), (340, 2619585), (345, 2581620), (391, 2277900), (414, 2151350), (425, 2095668), (450, 1979242), (460, 1936215), (510, 1746390), (575, 1548972), (612, 1455325), (690, 1290810), (765, 1164260), (782, 1138950), (828, 1075675), (850, 1047834), (900, 989621), (1020, 873195), (1035, 860540), (1150, 774486), (1173, 759300), (1275, 698556), (1380, 645405), (1530, 582130), (1564, 569475), (1700, 523917), (1725, 516324), (1955, 455580), (2070, 430270), (2300, 387243), (2346, 379650), (2531, 351900), (2550, 349278), (3060, 291065), (3450, 258162), (3519, 253100), (3825, 232852), (3910, 227790), (4140, 215135), (4692, 189825), (5062, 175950), (5100, 174639), (5175, 172108), (5865, 151860), (6900, 129081), (7038, 126550), (7593, 117300), (7650, 116426), (7820, 113895), (9775, 91116), (10124, 87975), (10350, 86054), (11730, 75930), (12655, 70380), (14076, 63275), (15186, 58650), (15300, 58213), (17595, 50620), (19550, 45558), (20700, 43027), (22779, 39100), (23460, 37965), (25310, 35190), (29325, 30372)]