1983321720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59239}}^1$

素因数の和:59290

約数の個数: 128

約数和(自身を含む): 6824448000

約数和(自身を除く): 4841126280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6696, 8370, 11160, 16740, 33480, 59239, 118478, 177717, 236956, 296195, 355434, 473912, 533151, 592390, 710868, 888585, 1066302, 1184780, 1421736, 1599453, 1777170, 1836409, 2132604, 2369560, 2665755, 3198906, 3554340, 3672818, 4265208, 5331510, 5509227, 6397812, 7108680, 7345636, 7997265, 9182045, 10663020, 11018454, 12795624, 14691272, 15994530, 16527681, 18364090, 21326040, 22036908, 27546135, 31989060, 33055362, 36728180, 44073816, 49583043, 55092270, 63978120, 66110724, 73456360, 82638405, 99166086, 110184540, 132221448, 165276810, 198332172, 220369080, 247915215, 330553620, 396664344, 495830430, 661107240, 991660860, 1983321720]

約数ペア:

[(1, 1983321720), (2, 991660860), (3, 661107240), (4, 495830430), (5, 396664344), (6, 330553620), (8, 247915215), (9, 220369080), (10, 198332172), (12, 165276810), (15, 132221448), (18, 110184540), (20, 99166086), (24, 82638405), (27, 73456360), (30, 66110724), (31, 63978120), (36, 55092270), (40, 49583043), (45, 44073816), (54, 36728180), (60, 33055362), (62, 31989060), (72, 27546135), (90, 22036908), (93, 21326040), (108, 18364090), (120, 16527681), (124, 15994530), (135, 14691272), (155, 12795624), (180, 11018454), (186, 10663020), (216, 9182045), (248, 7997265), (270, 7345636), (279, 7108680), (310, 6397812), (360, 5509227), (372, 5331510), (465, 4265208), (540, 3672818), (558, 3554340), (620, 3198906), (744, 2665755), (837, 2369560), (930, 2132604), (1080, 1836409), (1116, 1777170), (1240, 1599453), (1395, 1421736), (1674, 1184780), (1860, 1066302), (2232, 888585), (2790, 710868), (3348, 592390), (3720, 533151), (4185, 473912), (5580, 355434), (6696, 296195), (8370, 236956), (11160, 177717), (16740, 118478), (33480, 59239)]