128300941432

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{307}}^1\times {\mathrm{1487}}^1$

素因数の和:1905

約数の個数: 96

約数和(自身を含む): 260270841600

約数和(自身を除く): 131969900168

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 307, 344, 614, 817, 1228, 1487, 1634, 1849, 2456, 2974, 3268, 3698, 5833, 5948, 6536, 7396, 11666, 11896, 13201, 14792, 23332, 26402, 28253, 35131, 46664, 52804, 56506, 63941, 70262, 105608, 113012, 127882, 140524, 226024, 250819, 255764, 281048, 456509, 501638, 511528, 567643, 913018, 1003276, 1135286, 1214879, 1826036, 2006552, 2270572, 2429758, 2749463, 3652072, 4541144, 4859516, 5498926, 8673671, 9719032, 10785217, 10997852, 17347342, 19629887, 21570434, 21995704, 34694684, 39259774, 43140868, 52239797, 69389368, 78519548, 86281736, 104479594, 157039096, 208959188, 372967853, 417918376, 745935706, 844085141, 1491871412, 1688170282, 2983742824, 3376340564, 6752681128, 16037617679, 32075235358, 64150470716, 128300941432]

約数ペア:

[(1, 128300941432), (2, 64150470716), (4, 32075235358), (8, 16037617679), (19, 6752681128), (38, 3376340564), (43, 2983742824), (76, 1688170282), (86, 1491871412), (152, 844085141), (172, 745935706), (307, 417918376), (344, 372967853), (614, 208959188), (817, 157039096), (1228, 104479594), (1487, 86281736), (1634, 78519548), (1849, 69389368), (2456, 52239797), (2974, 43140868), (3268, 39259774), (3698, 34694684), (5833, 21995704), (5948, 21570434), (6536, 19629887), (7396, 17347342), (11666, 10997852), (11896, 10785217), (13201, 9719032), (14792, 8673671), (23332, 5498926), (26402, 4859516), (28253, 4541144), (35131, 3652072), (46664, 2749463), (52804, 2429758), (56506, 2270572), (63941, 2006552), (70262, 1826036), (105608, 1214879), (113012, 1135286), (127882, 1003276), (140524, 913018), (226024, 567643), (250819, 511528), (255764, 501638), (281048, 456509)]