71326954840

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1\times {\mathrm{373}}^1$

素因数の和:897

約数の個数: 128

約数和(自身を含む): 163840723200

約数和(自身を除く): 92513768360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 163, 211, 278, 326, 373, 422, 556, 652, 695, 746, 815, 844, 1055, 1112, 1304, 1390, 1492, 1630, 1688, 1865, 2110, 2780, 2984, 3260, 3730, 4220, 5560, 6520, 7460, 8440, 14920, 22657, 29329, 34393, 45314, 51847, 58658, 60799, 68786, 78703, 90628, 103694, 113285, 117316, 121598, 137572, 146645, 157406, 171965, 181256, 207388, 226570, 234632, 243196, 259235, 275144, 293290, 303995, 314812, 343930, 393515, 414776, 453140, 486392, 518470, 586580, 607990, 629624, 687860, 787030, 906280, 1036940, 1173160, 1215980, 1375720, 1574060, 2073880, 2431960, 3148120, 4780627, 8451061, 9561254, 10939717, 12828589, 16902122, 19122508, 21879434, 23903135, 25657178, 33804244, 38245016, 42255305, 43758868, 47806270, 51314356, 54698585, 64142945, 67608488, 84510610, 87517736, 95612540, 102628712, 109397170, 128285890, 169021220, 191225080, 218794340, 256571780, 338042440, 437588680, 513143560, 1783173871, 3566347742, 7132695484, 8915869355, 14265390968, 17831738710, 35663477420, 71326954840]

約数ペア:

[(1, 71326954840), (2, 35663477420), (4, 17831738710), (5, 14265390968), (8, 8915869355), (10, 7132695484), (20, 3566347742), (40, 1783173871), (139, 513143560), (163, 437588680), (211, 338042440), (278, 256571780), (326, 218794340), (373, 191225080), (422, 169021220), (556, 128285890), (652, 109397170), (695, 102628712), (746, 95612540), (815, 87517736), (844, 84510610), (1055, 67608488), (1112, 64142945), (1304, 54698585), (1390, 51314356), (1492, 47806270), (1630, 43758868), (1688, 42255305), (1865, 38245016), (2110, 33804244), (2780, 25657178), (2984, 23903135), (3260, 21879434), (3730, 19122508), (4220, 16902122), (5560, 12828589), (6520, 10939717), (7460, 9561254), (8440, 8451061), (14920, 4780627), (22657, 3148120), (29329, 2431960), (34393, 2073880), (45314, 1574060), (51847, 1375720), (58658, 1215980), (60799, 1173160), (68786, 1036940), (78703, 906280), (90628, 787030), (103694, 687860), (113285, 629624), (117316, 607990), (121598, 586580), (137572, 518470), (146645, 486392), (157406, 453140), (171965, 414776), (181256, 393515), (207388, 343930), (226570, 314812), (234632, 303995), (243196, 293290), (259235, 275144)]