641440417904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{71209}}^1$

素因数の和:71399

約数の個数: 160

約数和(自身を含む): 1519049441280

約数和(自身を除く): 877609023376

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 88, 104, 124, 127, 143, 176, 208, 248, 254, 286, 341, 403, 496, 508, 572, 682, 806, 1016, 1144, 1364, 1397, 1612, 1651, 2032, 2288, 2728, 2794, 3224, 3302, 3937, 4433, 5456, 5588, 6448, 6604, 7874, 8866, 11176, 13208, 15748, 17732, 18161, 22352, 26416, 31496, 35464, 36322, 43307, 51181, 62992, 70928, 71209, 72644, 86614, 102362, 142418, 145288, 173228, 204724, 284836, 290576, 346456, 409448, 562991, 569672, 692912, 783299, 818896, 925717, 1125982, 1139344, 1566598, 1851434, 2207479, 2251964, 3133196, 3702868, 4414958, 4503928, 6266392, 7405736, 8829916, 9007856, 9043543, 10182887, 12532784, 14811472, 17659832, 18087086, 20365774, 24282269, 28697227, 35319664, 36174172, 40731548, 48564538, 57394454, 72348344, 81463096, 97129076, 99478973, 114788908, 117566059, 144696688, 162926192, 194258152, 198957946, 229577816, 235132118, 280349833, 315669497, 388516304, 397915892, 459155632, 470264236, 560699666, 631338994, 795831784, 940528472, 1121399332, 1262677988, 1293226649, 1591663568, 1881056944, 2242798664, 2525355976, 2586453298, 3083848163, 3644547829, 4485597328, 5050711952, 5172906596, 6167696326, 7289095658, 10345813192, 12335392652, 14578191316, 20691626384, 24670785304, 29156382632, 40090026119, 49341570608, 58312765264, 80180052238, 160360104476, 320720208952, 641440417904]

約数ペア:

[(1, 641440417904), (2, 320720208952), (4, 160360104476), (8, 80180052238), (11, 58312765264), (13, 49341570608), (16, 40090026119), (22, 29156382632), (26, 24670785304), (31, 20691626384), (44, 14578191316), (52, 12335392652), (62, 10345813192), (88, 7289095658), (104, 6167696326), (124, 5172906596), (127, 5050711952), (143, 4485597328), (176, 3644547829), (208, 3083848163), (248, 2586453298), (254, 2525355976), (286, 2242798664), (341, 1881056944), (403, 1591663568), (496, 1293226649), (508, 1262677988), (572, 1121399332), (682, 940528472), (806, 795831784), (1016, 631338994), (1144, 560699666), (1364, 470264236), (1397, 459155632), (1612, 397915892), (1651, 388516304), (2032, 315669497), (2288, 280349833), (2728, 235132118), (2794, 229577816), (3224, 198957946), (3302, 194258152), (3937, 162926192), (4433, 144696688), (5456, 117566059), (5588, 114788908), (6448, 99478973), (6604, 97129076), (7874, 81463096), (8866, 72348344), (11176, 57394454), (13208, 48564538), (15748, 40731548), (17732, 36174172), (18161, 35319664), (22352, 28697227), (26416, 24282269), (31496, 20365774), (35464, 18087086), (36322, 17659832), (43307, 14811472), (51181, 12532784), (62992, 10182887), (70928, 9043543), (71209, 9007856), (72644, 8829916), (86614, 7405736), (102362, 6266392), (142418, 4503928), (145288, 4414958), (173228, 3702868), (204724, 3133196), (284836, 2251964), (290576, 2207479), (346456, 1851434), (409448, 1566598), (562991, 1139344), (569672, 1125982), (692912, 925717), (783299, 818896)]