216613120

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 550996992

約数和(自身を除く): 334383872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 64, 80, 103, 106, 124, 128, 155, 160, 206, 212, 248, 256, 265, 310, 320, 412, 424, 496, 515, 530, 620, 640, 824, 848, 992, 1030, 1060, 1240, 1280, 1643, 1648, 1696, 1984, 2060, 2120, 2480, 3193, 3286, 3296, 3392, 3968, 4120, 4240, 4960, 5459, 6386, 6572, 6592, 6784, 7936, 8215, 8240, 8480, 9920, 10918, 12772, 13144, 13184, 13568, 15965, 16430, 16480, 16960, 19840, 21836, 25544, 26288, 26368, 27295, 31930, 32860, 32960, 33920, 39680, 43672, 51088, 52576, 54590, 63860, 65720, 65920, 67840, 87344, 102176, 105152, 109180, 127720, 131440, 131840, 169229, 174688, 204352, 210304, 218360, 255440, 262880, 338458, 349376, 408704, 420608, 436720, 510880, 525760, 676916, 698752, 817408, 846145, 873440, 1021760, 1051520, 1353832, 1397504, 1692290, 1746880, 2043520, 2103040, 2707664, 3384580, 3493760, 4087040, 5415328, 6769160, 6987520, 10830656, 13538320, 21661312, 27076640, 43322624, 54153280, 108306560, 216613120]

約数ペア:

[(1, 216613120), (2, 108306560), (4, 54153280), (5, 43322624), (8, 27076640), (10, 21661312), (16, 13538320), (20, 10830656), (31, 6987520), (32, 6769160), (40, 5415328), (53, 4087040), (62, 3493760), (64, 3384580), (80, 2707664), (103, 2103040), (106, 2043520), (124, 1746880), (128, 1692290), (155, 1397504), (160, 1353832), (206, 1051520), (212, 1021760), (248, 873440), (256, 846145), (265, 817408), (310, 698752), (320, 676916), (412, 525760), (424, 510880), (496, 436720), (515, 420608), (530, 408704), (620, 349376), (640, 338458), (824, 262880), (848, 255440), (992, 218360), (1030, 210304), (1060, 204352), (1240, 174688), (1280, 169229), (1643, 131840), (1648, 131440), (1696, 127720), (1984, 109180), (2060, 105152), (2120, 102176), (2480, 87344), (3193, 67840), (3286, 65920), (3296, 65720), (3392, 63860), (3968, 54590), (4120, 52576), (4240, 51088), (4960, 43672), (5459, 39680), (6386, 33920), (6572, 32960), (6592, 32860), (6784, 31930), (7936, 27295), (8215, 26368), (8240, 26288), (8480, 25544), (9920, 21836), (10918, 19840), (12772, 16960), (13144, 16480), (13184, 16430), (13568, 15965)]