18939600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{5261}}^1$

素因数の和:5285

約数の個数: 90

約数和(自身を含む): 65738166

約数和(自身を除く): 46798566

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 5261, 10522, 15783, 21044, 26305, 31566, 42088, 47349, 52610, 63132, 78915, 84176, 94698, 105220, 126264, 131525, 157830, 189396, 210440, 236745, 252528, 263050, 315660, 378792, 394575, 420880, 473490, 526100, 631320, 757584, 789150, 946980, 1052200, 1183725, 1262640, 1578300, 1893960, 2104400, 2367450, 3156600, 3787920, 4734900, 6313200, 9469800, 18939600]

約数ペア:

[(1, 18939600), (2, 9469800), (3, 6313200), (4, 4734900), (5, 3787920), (6, 3156600), (8, 2367450), (9, 2104400), (10, 1893960), (12, 1578300), (15, 1262640), (16, 1183725), (18, 1052200), (20, 946980), (24, 789150), (25, 757584), (30, 631320), (36, 526100), (40, 473490), (45, 420880), (48, 394575), (50, 378792), (60, 315660), (72, 263050), (75, 252528), (80, 236745), (90, 210440), (100, 189396), (120, 157830), (144, 131525), (150, 126264), (180, 105220), (200, 94698), (225, 84176), (240, 78915), (300, 63132), (360, 52610), (400, 47349), (450, 42088), (600, 31566), (720, 26305), (900, 21044), (1200, 15783), (1800, 10522), (3600, 5261)]