197407800

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:427

約数の個数: 192

約数和(自身を含む): 687456000

約数和(自身を除く): 490048200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 90, 100, 108, 120, 135, 139, 150, 180, 200, 216, 225, 263, 270, 278, 300, 360, 417, 450, 526, 540, 556, 600, 675, 695, 789, 834, 900, 1052, 1080, 1112, 1251, 1315, 1350, 1390, 1578, 1668, 1800, 2085, 2104, 2367, 2502, 2630, 2700, 2780, 3156, 3336, 3475, 3753, 3945, 4170, 4734, 5004, 5260, 5400, 5560, 6255, 6312, 6575, 6950, 7101, 7506, 7890, 8340, 9468, 10008, 10425, 10520, 11835, 12510, 13150, 13900, 14202, 15012, 15780, 16680, 18765, 18936, 19725, 20850, 23670, 25020, 26300, 27800, 28404, 30024, 31275, 31560, 35505, 36557, 37530, 39450, 41700, 47340, 50040, 52600, 56808, 59175, 62550, 71010, 73114, 75060, 78900, 83400, 93825, 94680, 109671, 118350, 125100, 142020, 146228, 150120, 157800, 177525, 182785, 187650, 219342, 236700, 250200, 284040, 292456, 329013, 355050, 365570, 375300, 438684, 473400, 548355, 658026, 710100, 731140, 750600, 877368, 913925, 987039, 1096710, 1316052, 1420200, 1462280, 1645065, 1827850, 1974078, 2193420, 2632104, 2741775, 3290130, 3655700, 3948156, 4386840, 4935195, 5483550, 6580260, 7311400, 7896312, 8225325, 9870390, 10967100, 13160520, 16450650, 19740780, 21934200, 24675975, 32901300, 39481560, 49351950, 65802600, 98703900, 197407800]

約数ペア:

[(1, 197407800), (2, 98703900), (3, 65802600), (4, 49351950), (5, 39481560), (6, 32901300), (8, 24675975), (9, 21934200), (10, 19740780), (12, 16450650), (15, 13160520), (18, 10967100), (20, 9870390), (24, 8225325), (25, 7896312), (27, 7311400), (30, 6580260), (36, 5483550), (40, 4935195), (45, 4386840), (50, 3948156), (54, 3655700), (60, 3290130), (72, 2741775), (75, 2632104), (90, 2193420), (100, 1974078), (108, 1827850), (120, 1645065), (135, 1462280), (139, 1420200), (150, 1316052), (180, 1096710), (200, 987039), (216, 913925), (225, 877368), (263, 750600), (270, 731140), (278, 710100), (300, 658026), (360, 548355), (417, 473400), (450, 438684), (526, 375300), (540, 365570), (556, 355050), (600, 329013), (675, 292456), (695, 284040), (789, 250200), (834, 236700), (900, 219342), (1052, 187650), (1080, 182785), (1112, 177525), (1251, 157800), (1315, 150120), (1350, 146228), (1390, 142020), (1578, 125100), (1668, 118350), (1800, 109671), (2085, 94680), (2104, 93825), (2367, 83400), (2502, 78900), (2630, 75060), (2700, 73114), (2780, 71010), (3156, 62550), (3336, 59175), (3475, 56808), (3753, 52600), (3945, 50040), (4170, 47340), (4734, 41700), (5004, 39450), (5260, 37530), (5400, 36557), (5560, 35505), (6255, 31560), (6312, 31275), (6575, 30024), (6950, 28404), (7101, 27800), (7506, 26300), (7890, 25020), (8340, 23670), (9468, 20850), (10008, 19725), (10425, 18936), (10520, 18765), (11835, 16680), (12510, 15780), (13150, 15012), (13900, 14202)]