72848000

素因数分解:

$2^7\times 5^3\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 188557200

約数和(自身を除く): 115709200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 80, 100, 116, 125, 128, 145, 157, 160, 200, 232, 250, 290, 314, 320, 400, 464, 500, 580, 628, 640, 725, 785, 800, 928, 1000, 1160, 1256, 1450, 1570, 1600, 1856, 2000, 2320, 2512, 2900, 3140, 3200, 3625, 3712, 3925, 4000, 4553, 4640, 5024, 5800, 6280, 7250, 7850, 8000, 9106, 9280, 10048, 11600, 12560, 14500, 15700, 16000, 18212, 18560, 19625, 20096, 22765, 23200, 25120, 29000, 31400, 36424, 39250, 45530, 46400, 50240, 58000, 62800, 72848, 78500, 91060, 92800, 100480, 113825, 116000, 125600, 145696, 157000, 182120, 227650, 232000, 251200, 291392, 314000, 364240, 455300, 464000, 502400, 569125, 582784, 628000, 728480, 910600, 1138250, 1256000, 1456960, 1821200, 2276500, 2512000, 2913920, 3642400, 4553000, 7284800, 9106000, 14569600, 18212000, 36424000, 72848000]

約数ペア:

[(1, 72848000), (2, 36424000), (4, 18212000), (5, 14569600), (8, 9106000), (10, 7284800), (16, 4553000), (20, 3642400), (25, 2913920), (29, 2512000), (32, 2276500), (40, 1821200), (50, 1456960), (58, 1256000), (64, 1138250), (80, 910600), (100, 728480), (116, 628000), (125, 582784), (128, 569125), (145, 502400), (157, 464000), (160, 455300), (200, 364240), (232, 314000), (250, 291392), (290, 251200), (314, 232000), (320, 227650), (400, 182120), (464, 157000), (500, 145696), (580, 125600), (628, 116000), (640, 113825), (725, 100480), (785, 92800), (800, 91060), (928, 78500), (1000, 72848), (1160, 62800), (1256, 58000), (1450, 50240), (1570, 46400), (1600, 45530), (1856, 39250), (2000, 36424), (2320, 31400), (2512, 29000), (2900, 25120), (3140, 23200), (3200, 22765), (3625, 20096), (3712, 19625), (3925, 18560), (4000, 18212), (4553, 16000), (4640, 15700), (5024, 14500), (5800, 12560), (6280, 11600), (7250, 10048), (7850, 9280), (8000, 9106)]