219043520

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:430

約数の個数: 112

約数和(自身を含む): 547762176

約数和(自身を除く): 328718656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 71, 80, 124, 142, 155, 160, 248, 284, 310, 311, 320, 355, 496, 568, 620, 622, 710, 992, 1136, 1240, 1244, 1420, 1555, 1984, 2201, 2272, 2480, 2488, 2840, 3110, 4402, 4544, 4960, 4976, 5680, 6220, 8804, 9641, 9920, 9952, 11005, 11360, 12440, 17608, 19282, 19904, 22010, 22081, 22720, 24880, 35216, 38564, 44020, 44162, 48205, 49760, 70432, 77128, 88040, 88324, 96410, 99520, 110405, 140864, 154256, 176080, 176648, 192820, 220810, 308512, 352160, 353296, 385640, 441620, 617024, 684511, 704320, 706592, 771280, 883240, 1369022, 1413184, 1542560, 1766480, 2738044, 3085120, 3422555, 3532960, 5476088, 6845110, 7065920, 10952176, 13690220, 21904352, 27380440, 43808704, 54760880, 109521760, 219043520]

約数ペア:

[(1, 219043520), (2, 109521760), (4, 54760880), (5, 43808704), (8, 27380440), (10, 21904352), (16, 13690220), (20, 10952176), (31, 7065920), (32, 6845110), (40, 5476088), (62, 3532960), (64, 3422555), (71, 3085120), (80, 2738044), (124, 1766480), (142, 1542560), (155, 1413184), (160, 1369022), (248, 883240), (284, 771280), (310, 706592), (311, 704320), (320, 684511), (355, 617024), (496, 441620), (568, 385640), (620, 353296), (622, 352160), (710, 308512), (992, 220810), (1136, 192820), (1240, 176648), (1244, 176080), (1420, 154256), (1555, 140864), (1984, 110405), (2201, 99520), (2272, 96410), (2480, 88324), (2488, 88040), (2840, 77128), (3110, 70432), (4402, 49760), (4544, 48205), (4960, 44162), (4976, 44020), (5680, 38564), (6220, 35216), (8804, 24880), (9641, 22720), (9920, 22081), (9952, 22010), (11005, 19904), (11360, 19282), (12440, 17608)]