16855320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 54743040

約数和(自身を除く): 37887720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 197, 230, 248, 276, 310, 345, 372, 394, 460, 465, 552, 591, 620, 690, 713, 744, 788, 920, 930, 985, 1182, 1240, 1380, 1426, 1576, 1860, 1970, 2139, 2364, 2760, 2852, 2955, 3565, 3720, 3940, 4278, 4531, 4728, 5704, 5910, 6107, 7130, 7880, 8556, 9062, 10695, 11820, 12214, 13593, 14260, 17112, 18124, 18321, 21390, 22655, 23640, 24428, 27186, 28520, 30535, 36248, 36642, 42780, 45310, 48856, 54372, 61070, 67965, 73284, 85560, 90620, 91605, 108744, 122140, 135930, 140461, 146568, 181240, 183210, 244280, 271860, 280922, 366420, 421383, 543720, 561844, 702305, 732840, 842766, 1123688, 1404610, 1685532, 2106915, 2809220, 3371064, 4213830, 5618440, 8427660, 16855320]

約数ペア:

[(1, 16855320), (2, 8427660), (3, 5618440), (4, 4213830), (5, 3371064), (6, 2809220), (8, 2106915), (10, 1685532), (12, 1404610), (15, 1123688), (20, 842766), (23, 732840), (24, 702305), (30, 561844), (31, 543720), (40, 421383), (46, 366420), (60, 280922), (62, 271860), (69, 244280), (92, 183210), (93, 181240), (115, 146568), (120, 140461), (124, 135930), (138, 122140), (155, 108744), (184, 91605), (186, 90620), (197, 85560), (230, 73284), (248, 67965), (276, 61070), (310, 54372), (345, 48856), (372, 45310), (394, 42780), (460, 36642), (465, 36248), (552, 30535), (591, 28520), (620, 27186), (690, 24428), (713, 23640), (744, 22655), (788, 21390), (920, 18321), (930, 18124), (985, 17112), (1182, 14260), (1240, 13593), (1380, 12214), (1426, 11820), (1576, 10695), (1860, 9062), (1970, 8556), (2139, 7880), (2364, 7130), (2760, 6107), (2852, 5910), (2955, 5704), (3565, 4728), (3720, 4531), (3940, 4278)]