20457642000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{179453}}^1$

素因数の和:179498

約数の個数: 160

約数和(自身を含む): 69427163520

約数和(自身を除く): 48969521520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 38, 40, 48, 50, 57, 60, 75, 76, 80, 95, 100, 114, 120, 125, 150, 152, 190, 200, 228, 240, 250, 285, 300, 304, 375, 380, 400, 456, 475, 500, 570, 600, 750, 760, 912, 950, 1000, 1140, 1200, 1425, 1500, 1520, 1900, 2000, 2280, 2375, 2850, 3000, 3800, 4560, 4750, 5700, 6000, 7125, 7600, 9500, 11400, 14250, 19000, 22800, 28500, 38000, 57000, 114000, 179453, 358906, 538359, 717812, 897265, 1076718, 1435624, 1794530, 2153436, 2691795, 2871248, 3409607, 3589060, 4306872, 4486325, 5383590, 6819214, 7178120, 8613744, 8972650, 10228821, 10767180, 13458975, 13638428, 14356240, 17048035, 17945300, 20457642, 21534360, 22431625, 26917950, 27276856, 34096070, 35890600, 40915284, 43068720, 44863250, 51144105, 53835900, 54553712, 67294875, 68192140, 71781200, 81830568, 85240175, 89726500, 102288210, 107671800, 134589750, 136384280, 163661136, 170480350, 179453000, 204576420, 215343600, 255720525, 269179500, 272768560, 340960700, 358906000, 409152840, 426200875, 511441050, 538359000, 681921400, 818305680, 852401750, 1022882100, 1076718000, 1278602625, 1363842800, 1704803500, 2045764200, 2557205250, 3409607000, 4091528400, 5114410500, 6819214000, 10228821000, 20457642000]

約数ペア:

[(1, 20457642000), (2, 10228821000), (3, 6819214000), (4, 5114410500), (5, 4091528400), (6, 3409607000), (8, 2557205250), (10, 2045764200), (12, 1704803500), (15, 1363842800), (16, 1278602625), (19, 1076718000), (20, 1022882100), (24, 852401750), (25, 818305680), (30, 681921400), (38, 538359000), (40, 511441050), (48, 426200875), (50, 409152840), (57, 358906000), (60, 340960700), (75, 272768560), (76, 269179500), (80, 255720525), (95, 215343600), (100, 204576420), (114, 179453000), (120, 170480350), (125, 163661136), (150, 136384280), (152, 134589750), (190, 107671800), (200, 102288210), (228, 89726500), (240, 85240175), (250, 81830568), (285, 71781200), (300, 68192140), (304, 67294875), (375, 54553712), (380, 53835900), (400, 51144105), (456, 44863250), (475, 43068720), (500, 40915284), (570, 35890600), (600, 34096070), (750, 27276856), (760, 26917950), (912, 22431625), (950, 21534360), (1000, 20457642), (1140, 17945300), (1200, 17048035), (1425, 14356240), (1500, 13638428), (1520, 13458975), (1900, 10767180), (2000, 10228821), (2280, 8972650), (2375, 8613744), (2850, 7178120), (3000, 6819214), (3800, 5383590), (4560, 4486325), (4750, 4306872), (5700, 3589060), (6000, 3409607), (7125, 2871248), (7600, 2691795), (9500, 2153436), (11400, 1794530), (14250, 1435624), (19000, 1076718), (22800, 897265), (28500, 717812), (38000, 538359), (57000, 358906), (114000, 179453)]