20323800

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{1613}}^1$

素因数の和:1642

約数の個数: 144

約数和(自身を含む): 78053040

約数和(自身を除く): 57729240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1575, 1613, 1800, 2100, 2520, 3150, 3226, 4200, 4839, 6300, 6452, 8065, 9678, 11291, 12600, 12904, 14517, 16130, 19356, 22582, 24195, 29034, 32260, 33873, 38712, 40325, 45164, 48390, 56455, 58068, 64520, 67746, 72585, 80650, 90328, 96780, 101619, 112910, 116136, 120975, 135492, 145170, 161300, 169365, 193560, 203238, 225820, 241950, 270984, 282275, 290340, 322600, 338730, 362925, 406476, 451640, 483900, 508095, 564550, 580680, 677460, 725850, 812952, 846825, 967800, 1016190, 1129100, 1354920, 1451700, 1693650, 2032380, 2258200, 2540475, 2903400, 3387300, 4064760, 5080950, 6774600, 10161900, 20323800]

約数ペア:

[(1, 20323800), (2, 10161900), (3, 6774600), (4, 5080950), (5, 4064760), (6, 3387300), (7, 2903400), (8, 2540475), (9, 2258200), (10, 2032380), (12, 1693650), (14, 1451700), (15, 1354920), (18, 1129100), (20, 1016190), (21, 967800), (24, 846825), (25, 812952), (28, 725850), (30, 677460), (35, 580680), (36, 564550), (40, 508095), (42, 483900), (45, 451640), (50, 406476), (56, 362925), (60, 338730), (63, 322600), (70, 290340), (72, 282275), (75, 270984), (84, 241950), (90, 225820), (100, 203238), (105, 193560), (120, 169365), (126, 161300), (140, 145170), (150, 135492), (168, 120975), (175, 116136), (180, 112910), (200, 101619), (210, 96780), (225, 90328), (252, 80650), (280, 72585), (300, 67746), (315, 64520), (350, 58068), (360, 56455), (420, 48390), (450, 45164), (504, 40325), (525, 38712), (600, 33873), (630, 32260), (700, 29034), (840, 24195), (900, 22582), (1050, 19356), (1260, 16130), (1400, 14517), (1575, 12904), (1613, 12600), (1800, 11291), (2100, 9678), (2520, 8065), (3150, 6452), (3226, 6300), (4200, 4839)]