18857600

素因数分解:

$2^7\times 5^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 47809440

約数和(自身を除く): 28951840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 80, 83, 100, 128, 142, 160, 166, 200, 284, 320, 332, 355, 400, 415, 568, 640, 664, 710, 800, 830, 1136, 1328, 1420, 1600, 1660, 1775, 2075, 2272, 2656, 2840, 3200, 3320, 3550, 4150, 4544, 5312, 5680, 5893, 6640, 7100, 8300, 9088, 10624, 11360, 11786, 13280, 14200, 16600, 22720, 23572, 26560, 28400, 29465, 33200, 45440, 47144, 53120, 56800, 58930, 66400, 94288, 113600, 117860, 132800, 147325, 188576, 227200, 235720, 265600, 294650, 377152, 471440, 589300, 754304, 942880, 1178600, 1885760, 2357200, 3771520, 4714400, 9428800, 18857600]

約数ペア:

[(1, 18857600), (2, 9428800), (4, 4714400), (5, 3771520), (8, 2357200), (10, 1885760), (16, 1178600), (20, 942880), (25, 754304), (32, 589300), (40, 471440), (50, 377152), (64, 294650), (71, 265600), (80, 235720), (83, 227200), (100, 188576), (128, 147325), (142, 132800), (160, 117860), (166, 113600), (200, 94288), (284, 66400), (320, 58930), (332, 56800), (355, 53120), (400, 47144), (415, 45440), (568, 33200), (640, 29465), (664, 28400), (710, 26560), (800, 23572), (830, 22720), (1136, 16600), (1328, 14200), (1420, 13280), (1600, 11786), (1660, 11360), (1775, 10624), (2075, 9088), (2272, 8300), (2656, 7100), (2840, 6640), (3200, 5893), (3320, 5680), (3550, 5312), (4150, 4544)]