389865456

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2221}}^1$

素因数の和:2311

約数の個数: 120

約数和(自身を含む): 1160523936

約数和(自身を除く): 770658480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 53, 69, 72, 92, 106, 138, 144, 159, 184, 207, 212, 276, 318, 368, 414, 424, 477, 552, 636, 828, 848, 954, 1104, 1219, 1272, 1656, 1908, 2221, 2438, 2544, 3312, 3657, 3816, 4442, 4876, 6663, 7314, 7632, 8884, 9752, 10971, 13326, 14628, 17768, 19504, 19989, 21942, 26652, 29256, 35536, 39978, 43884, 51083, 53304, 58512, 79956, 87768, 102166, 106608, 117713, 153249, 159912, 175536, 204332, 235426, 306498, 319824, 353139, 408664, 459747, 470852, 612996, 706278, 817328, 919494, 941704, 1059417, 1225992, 1412556, 1838988, 1883408, 2118834, 2451984, 2707399, 2825112, 3677976, 4237668, 5414798, 5650224, 7355952, 8122197, 8475336, 10829596, 16244394, 16950672, 21659192, 24366591, 32488788, 43318384, 48733182, 64977576, 97466364, 129955152, 194932728, 389865456]

約数ペア:

[(1, 389865456), (2, 194932728), (3, 129955152), (4, 97466364), (6, 64977576), (8, 48733182), (9, 43318384), (12, 32488788), (16, 24366591), (18, 21659192), (23, 16950672), (24, 16244394), (36, 10829596), (46, 8475336), (48, 8122197), (53, 7355952), (69, 5650224), (72, 5414798), (92, 4237668), (106, 3677976), (138, 2825112), (144, 2707399), (159, 2451984), (184, 2118834), (207, 1883408), (212, 1838988), (276, 1412556), (318, 1225992), (368, 1059417), (414, 941704), (424, 919494), (477, 817328), (552, 706278), (636, 612996), (828, 470852), (848, 459747), (954, 408664), (1104, 353139), (1219, 319824), (1272, 306498), (1656, 235426), (1908, 204332), (2221, 175536), (2438, 159912), (2544, 153249), (3312, 117713), (3657, 106608), (3816, 102166), (4442, 87768), (4876, 79956), (6663, 58512), (7314, 53304), (7632, 51083), (8884, 43884), (9752, 39978), (10971, 35536), (13326, 29256), (14628, 26652), (17768, 21942), (19504, 19989)]